Annapurna IV | 1969 NW Ridge

A Czechoslovakia expedition to Annapurna IV in 1969 via NW Ridge, led by Vladimir Prochazka. Summit reached on 7th October 1969. 10 members recorded.

Expedition Details

Field	Value
ID	29
Imported	2026-03-06 18:04:49.359634
Expedition ID	ANN469301
Peak ID	ANN4
Year	1969
Season	3
Host Country	1
Route 1	NW Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Czechoslovakia
Leaders	Vladimir Prochazka
Sponsor	Northern Bohemian Mountaineering Club, Libecec, Czechoslovakia
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	5th
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	Marshyangdi->Hongde->Sabje Khola
Basecamp Date	-
Summit Date	1969-10-07
Summit Time	1430
Summit Days	0
Total Days	0
Termination Date	-
Termination Reason	1
Termination Notes	-
High Point (m)	7525
Traverse	False
Ski	False
Paraglide	False
Camps	4
Fixed Rope (m)	0
Total Members	9
Summit Members	1
Member Deaths	0
Total Hired	1
Summit Hired	1
Hired Deaths	0
No Hired	False
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Taken	False
O2 Unknown	False
Other Summits	-
Campsites	BC(4000m),C1(5000m),C2(5800m),C3(01/10,6500m),C4(06/10,7100m),Smt(07/10)
Route Notes	13 Oct 1969 The Czechoslovak Annapurna expedition has become successful in scaling the Annapurna IV, learned from the Foreign Ministry today. Milos Albrecht and Ang Babu Sherpa of the Czechoslovakia Annapurna IV expedition reached the summit at 2:30 pm on 7th Oct. The first attempt to reach the peak was made by messers Masek, Chladek, Kopal and Simon on 2nd Oct [from C3] and returned from 450m below the peak. The second attempt was made on the 7th Oct by Vesely, Milos Albrecht and Ang Babu Sherpa, but only Albrecht and Sherpa reached the peak. Vesely turned back due to severe AMS.
Accidents	-
Achievement	-
Agency	-
Commercial Route	-
Standard Route	-
Primary Route	False
Primary Member	False
Primary Reference	-
Primary ID	-
Checksum	2445531
Year	1969
Summit Success	True
O2 Summary	None
Route (lowercase)	nw ridge

Members

Field	Value
ID	2636
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	01
Peak ID	ANN4
Year	1969
Season	3
First Name	Vladimir
Last Name	Prochazka
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	51
Citizenship	Czechoslovakia
Status	Leader
Residence	-
Occupation	High scbool teacher of physical culture
Leader	True
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	-153
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	vladimir prochazka
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Leader

Field	Value
ID	2637
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	02
Peak ID	ANN4
Year	1969
Season	3
First Name	Milos
Last Name	Albrecht
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	35
Citizenship	Czechoslovakia
Status	Climber
Residence	Prague, Czechoslovakia
Occupation	Painter
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	7525
Summit Date 1	1969-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1430
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	5
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	-186
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	milos albrecht
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Member

Field	Value
ID	2638
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	04
Peak ID	ANN4
Year	1969
Season	3
First Name	Leos
Last Name	Chladek
Sex	M
Age	0
Birth Date	-
Year of Birth	1936
Calculated Age	32
Citizenship	Czechoslovakia
Status	Climber
Residence	Liberce, Czechoslovakia
Occupation	Physician
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	7100
Summit Date 1	1969-10-02
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	4
Summit Term	13
HCN	0
Checksum	2426419
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	leos chladek
Year of Birth	1936
Year	1969
Age at Expedition	33
Role	Member

Field	Value
ID	2639
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	09
Peak ID	ANN4
Year	1969
Season	3
First Name	Ladislav
Last Name	Vesely
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	35
Citizenship	Czechoslovakia
Status	Climber
Residence	Prague, Czechoslovakia
Occupation	Agricultural engineer
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	7120
Summit Date 1	1969-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	True
Injury Date	1969-10-07
Injury Time	-
Injury Type	1
Injury Height (m)	7120
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	4
Summit Term	6
HCN	0
Checksum	-153
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ladislav vesely
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Member

Field	Value
ID	2640
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	07
Peak ID	ANN4
Year	1969
Season	3
First Name	Jiri
Last Name	Simon
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	42
Citizenship	Czechoslovakia
Status	Climber
Residence	Liberecke Textilany, Czechoslovakia
Occupation	Textiles technician
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	7100
Summit Date 1	1969-10-02
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	4
Summit Term	13
HCN	0
Checksum	-153
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	jiri simon
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Member

Field	Value
ID	2641
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	05
Peak ID	ANN4
Year	1969
Season	3
First Name	Oldrich (Olda)
Last Name	Kopal
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	36
Citizenship	Czechoslovakia
Status	Climber
Residence	Jablonce, Czechoslovakia
Occupation	Jeweller
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	7100
Summit Date 1	1969-10-02
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	4
Summit Term	13
HCN	0
Checksum	-153
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	oldrich (olda) kopal
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Member

Field	Value
ID	2642
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	06
Peak ID	ANN4
Year	1969
Season	3
First Name	Jiri
Last Name	Masek
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	45
Citizenship	Czechoslovakia
Status	Climber
Residence	Lisneho, Czechoslovakia
Occupation	Glass technician
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	7100
Summit Date 1	1969-10-02
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	4
Summit Term	13
HCN	0
Checksum	-153
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	jiri masek
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Member

Field	Value
ID	2643
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	03
Peak ID	ANN4
Year	1969
Season	3
First Name	Karel
Last Name	Cerman
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	43
Citizenship	Czechoslovakia
Status	Climber
Residence	Lomnici nad Popelkou, Czechoslovakia
Occupation	Technician
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	-153
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	karel cerman
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Member

Field	Value
ID	2644
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	08
Peak ID	ANN4
Year	1969
Season	3
First Name	Bohumil
Last Name	Svatos
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	40
Citizenship	Czechoslovakia
Status	Climber
Residence	Liberce, Czechoslovakia
Occupation	Technician
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	5000
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	True
Injury Date	-
Injury Time	-
Injury Type	10
Injury Height (m)	5000
Death Notes	Pneumonia (severe)
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	9
HCN	0
Checksum	-153
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	bohumil svatos
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Member

Field	Value
ID	2645
Imported	2026-03-06 18:06:05.675609
Expedition ID	ANN469301
Member ID	10
Peak ID	ANN4
Year	1969
Season	3
First Name	Ang Babu
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	33
Citizenship	Nepal
Status	H-A Worker
Residence	Namche Bazar, Khumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	7525
Summit Date 1	1969-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1430
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	5
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	HC #256
Necrology	-
Summit Bid	5
Summit Term	1
HCN	256
Checksum	-186
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ang babu sherpa
Year of Birth	-
Year	1969
Age at Expedition	-
Role	Hired

10 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Vladimir Prochazka	M	-	Czechoslovakia	Leader	-	High scbool teacher of physical culture	Details Other expeditions
Milos Albrecht	M	-	Czechoslovakia	Climber	Prague, Czechoslovakia	Painter	Details Other expeditions
Leos Chladek	M	1936	Czechoslovakia	Climber	Liberce, Czechoslovakia	Physician	Details Other expeditions
Ladislav Vesely	M	-	Czechoslovakia	Climber	Prague, Czechoslovakia	Agricultural engineer	Details Other expeditions
Jiri Simon	M	-	Czechoslovakia	Climber	Liberecke Textilany, Czechoslovakia	Textiles technician	Details Other expeditions
Oldrich (Olda) Kopal	M	-	Czechoslovakia	Climber	Jablonce, Czechoslovakia	Jeweller	Details Other expeditions
Jiri Masek	M	-	Czechoslovakia	Climber	Lisneho, Czechoslovakia	Glass technician	Details Other expeditions
Karel Cerman	M	-	Czechoslovakia	Climber	Lomnici nad Popelkou, Czechoslovakia	Technician	Details Other expeditions
Bohumil Svatos	M	-	Czechoslovakia	Climber	Liberce, Czechoslovakia	Technician	Details Other expeditions
Ang Babu Sherpa	M	-	Nepal	H-A Worker	Namche Bazar, Khumbu	-	Details Other expeditions

References

Field	Value
ID	1088
Imported	2026-03-06 18:06:36.307770
Expedition ID	ANN469301
Reference ID	01
Year	1969
Type	2
Journal	AAJ
Author	Dyhrenfurth, G. O.
Title	-
Publisher	-
Publication Date	1970
Language	-
Citation	44:180 (1970)
Yak 94	-
Notes	-

Field	Value
ID	1260
Imported	2026-03-06 18:06:36.307770
Expedition ID	ANN469301
Reference ID	02
Year	1969
Type	2
Journal	HJ
Author	Prochazka, Vladimir
Title	The Czechoslovac Expedition to Annapurna IV (7525m), 1969
Publisher	-
Publication Date	1971
Language	-
Citation	31:195-199 (1971)
Yak 94	-
Notes	-

Field	Value
ID	5571
Imported	2026-03-06 18:06:36.307770
Expedition ID	ANN469301
Reference ID	03
Year	1969
Type	3
Journal	MM
Author	-
Title	-
Publisher	-
Publication Date	1970
Language	-
Citation	7:2 (Jan 1970)
Yak 94	-
Notes	-

Field	Value
ID	6658
Imported	2026-03-06 18:06:36.307770
Expedition ID	ANN469301
Reference ID	04
Year	1969
Type	1
Journal	-
Author	Prochazka, Vladimir
Title	Na Annapurnu
Publisher	Nase Vojsko, Prague
Publication Date	1972
Language	Czech
Citation	-
Yak 94	P310
Notes	-

Field	Value
ID	13224
Imported	2026-03-06 18:06:36.307770
Expedition ID	ANN469301
Reference ID	05
Year	1969
Type	5
Journal	-
Author	-
Title	http://publications.americanalpineclub.org/articles/12197018002/Asia-Nepal-Annapuran-IV
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

Field	Value
ID	13699
Imported	2026-03-06 18:06:36.307770
Expedition ID	ANN469301
Reference ID	06
Year	1969
Type	5
Journal	-
Author	-
Title	https://www.himalayanclub.org/hj/31/23/the-czechoslovac-expedition-to-annapurna-iv-7525-m-1969/
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

6 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
ANN469301	AAJ	Dyhrenfurth, G. O.	-	-	44:180 (1970)	-
ANN469301	HJ	Prochazka, Vladimir	The Czechoslovac Expedition to Annapurna IV (7525m), 1969	-	31:195-199 (1971)	-
ANN469301	MM	-	-	-	7:2 (Jan 1970)	-
ANN469301	-	Prochazka, Vladimir	Na Annapurnu	Nase Vojsko, Prague	-	P310
ANN469301	-	-	http://publications.americanalpineclub.org/articles/12197018002/Asia-Nepal-Annapuran-IV	-	-	-
ANN469301	-	-	https://www.himalayanclub.org/hj/31/23/the-czechoslovac-expedition-to-annapurna-iv-7525-m-1969/	-	-	-