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Item#: 251751
Professor Henry Fairfield Osborn shares his package of "Pirates" cigarettes with man on camel, Mongolia, 1923
Item#: 410997
Roy Chapman Andrews looking at the white bad lands, one mile northwest of camp, Urtyn Obo, Mongolia, 1928
Item#: ptc-5381
[Probably] Roy Chapman Andrews and seated camel with Mongol guide, Central Asiatic Expedition
Item#: ptc-6433
Guide with camel, Central Asiatic Expedition, Gobi Desert, Mongolia
Item#: 410740
Roy Chapman Andrews and Walter Granger with four legs of giant Baluchitherium fossil, Mongolia, 1925
Item#: 251808
Route maps drawn by Morris, 1922
Item#: 410951
Automobiles in sand and lake region of Hul Tsagan Nor, Mongolia, 1928
Item#: 253889
A well scene, Mongolia, 1923
Item#: 411076
Camp and camel boxes at Urtyn Obo, Mongolia, 1928
Item#: ptc-5383
Roy Chapman Andrews relaxing outside tent, Mongolia, Central Asiatic Expedition
Item#: 108777
Geologists notebook, showing 3 stages of development of Djadochta basin, Mongolia
Item#: 251531
Roy Chapman Andrews dressing Mongol girl's hand, Tsagan Nor, Mongolia, 1922
Item#: 410961
First view of camel caravan at Shireh Usu, Mongolia, 1928
Item#: 253259
Lama with gasoline tin, Mongolia, 1921
Item#: 251660
Old wall, Oshih Basin, west end of Red Mesa, Mongolia, 1923
Item#: 108769
Outline of Mongolia superimposed onto map of United States, 1924
Item#: 311306p
Expedition route map, Miao T'an, 70 miles east of Ula Usu, Mongolia, 1926
Item#: 251502
Baluchitherium skull in situ, [Mongolia, 1922]
Item#: ptc-5394
Connie [condor] sitting on bluff, Mongolia, Central Asiatic Expedition
Item#: 411065
Obo at Nom Khong or Sacred Mesa, Mongolia, 1928
Item#: ptc-5401
Nest of oviraptor eggs, Mongolia, found during Third Asiatic Expedition, 1925
Item#: 108774
Field sketch of Baga Bogdo piedmont basin, Mongolia, 1924
Item#: 253842
Mongol woman visitor to expedition camp, Mongolia, 1923
Item#: 410960
Roy Chapman Andrews and Tserin go out to meet the camels, Mongolia, 1928
Item#: 251662
Oshih Basin, old wall at west end of Red Mesa, Mongolia, 1923
Item#: 410710
View of the flint bearing Dune Dweller strata, Mongolia, 1925
Item#: 108751
A nest of dinosaur eggs in-situ with weathered out eggs in foreground, in the red Cretaceous sandstone at Djadokhta, Mongolia, August, 1923
Item#: ptc-5388
Escort by 50 Chinese cavalrymen across the plain beyond Kalgan, Mongolia, Central Asiatic Expedition
Item#: 410787
Sunset scene in camp at Kholobolchi, Mongolia, 1925
Item#: 258204
Roy Chapman Andrews and J. Mackenzie Young with car stuck in snow, Mongolia, 1925
Item#: 251657
Oshih Basin badlands, at east end of Red Mesa, Mongolia, 1923
Item#: 410709
Showing the strata from which many of the Dune Dweller flints were taken, Mongolia, 1925
Item#: 410950
Motor cars enroute near Pang Kiang, Mongolia, 1928
Item#: 251827
Summary and section of Gurban Sackhan Piedmong Basin, Djadochta, drawn by Frederick Morris, 1923
Item#: 410714
Showing the strata from which the flints were weathered out, team showing site, Mongolia, 1925
Item#: 411013
Where dinosuar eggs were found at Erhlien near Boro in Sumu, Mongolia, 1928
Item#: 258444
Russian explorer, Professor Kozlov, and Roy Chapman Andrews, Mongolia [1921-1930]
Item#: 251731
Broken pinion gear on motor truck, with commercial camel caravan bound for Urga, Mongolia, April, 1923
Item#: 251824
Altay mountain range, showing fault scarp and untilled Gobi peneplain, Baga Bogdo, Mongolia, sketch by Frederick Morris, 1922
Item#: 251610
Djadochta formation near Chionji Cliffs, Mongolia, 1923
Item#: 253257
Water tins on motor truck, Mongolia, 1921
Item#: 410737
Dinosaur skull, Shabarahk Usu, Mongolia, 1925
Item#: 410716
Close up of the flints imbedded in the floor of the basin, Mongolia, 1925
Item#: 255107
Mietre procession, Urga, [1921-1930]
Item#: ptc-5396
Expedition motor caravan atop dinosaur beds of Shabarakh Usu, Mongolia, Central Asiatic Expedition
Item#: 251661
Item#: 410949
Motor cars en route near Pang Kiang, Mongolia, 1928
Item#: 274461
Urteu Oba looking northwest from 1928 camp, showing contact between Ulau Gochu beds and Baron Sog beds, Mongolia, 1930
Item#: ptc-5385
Towing Fulton truck across a sand stream, Mongolia, Central Asiatic Expedition
Item#: 410776
Camels at the base of the Flaming Cliffs, Mongolia, 1925
Item#: 258446
Roy Chapman Andrews and noted Russian explorer, Professor Kozlov, Mongolia
Item#: ptc-5389
Deepest portion of the Baron Sog strata on the red beds of Urtyn Obo, Mongolia, Central Asiatic Expedition
Item#: ls3-11
Granger and Chinese assistant with the four legs of the giant Baluchitherium found in 1925, Mongolia
Item#: 411025
How erosion starts at the beginning of the badlands, Mongolia, 1928
Item#: 108773
Cross profile of Gobi basin, Mongolia
Item#: 251656
Oshih Basin at extreme eastern end of Red Mesa, Mongolia, 1923
Item#: 410998
Showing the depth of the Baron Sog strata above the red beds at Urtyn Obo, Mongolia, 1928
Item#: 251817
Cross-section, from Tsientsin thru the Wan Hsien pass, Tientsin to Mongolia, drawing by F.K. Morris, 1924
Item#: 251804
Structural map of Asia, showing directrices, basins, and Angara, prepared by F.K. Morris
Item#: 411020
Elephant camp and the environs of the Gur Tung Khara region, Mongolia, 1928
Item#: 411077
Item#: 411043
Roy Chapman Andrews, alongside a camel, scans the desert with binoculars for trails to the east, Mongolia, 1928
Item#: 410780
Camels at Flaming Cliffs, Mongolia, 1925
Item#: 410771
Expedition camp at Shabarahk Usu, Mongolia, 1925
Item#: 251805
Structural map of Asia, showing directrices, basins, and Angara, drawn by F.K. Morris
Item#: 410786
Camp at Shabarakh Usu, Mongolia, 1925
Item#: 410715
Close-up showing the flints imbedded in sandstone, Mongolia, 1925
Item#: 274460
Urteu Oba badlands, looking east from 1928 expedition camp, showing contact between Ulau Gochu beds and Baron Sog beds, Mongolia, 1930
Item#: 410719
Close up showing flints partially excavated from the solid sandstone, Mongolia, 1925
Item#: 253879
George Olsen and baby camel, Shabarakh Usu, 1923
Item#: 411055
Captain William P.T. Hill and Walter Granger determining location by the sun, Mongolia, 1928
Item#: 411046
Andrews refills flashlights at each meeting with the caravan, Mongolia, 1928
Item#: 410732
The staff taking a little refreshment, Mongolia, 1925
Item#: 410755
Campsite at the mouth of Tiger Canyon, Mongolia, 1925
Item#: 410750
Looking due north out of Tiger Canyon, Mongolia, 1925
Item#: 253712
Structural map of Asia
Item#: 410981
Dune Dwellers implements found just south of Baron Sog, Mongolia, 1928
Item#: 253899
Motor cars at Great Wall on return to Kalgan Pass, 1923
Item#: 410747
Distant view of Walter Granger at work on the Lovell find, Mongolia, 1925
Item#: 253843
Mongol woman mending our tent, Mongolia, 1922-1923
Item#: 410768
Camels at the Flaming Cliffs, Mongolia, 1925
Item#: 251492
Field of canon balls near end of Red Mesa, Oshih Basin, 1922
Item#: 258447
Roy Chapman Andrews with Russian explorer Professor Kozlov and his exploring party, Mongolia
Item#: ls2-43
Topographers, left to right: H. O. Robinson, F. B. Butler, and L. B. Roberts, mapping Valley of Shabarahk Usu, Mongolia, 1925
Item#: K17241
Nest of the even dozen dinosaur eggs, Mongolia
Item#: 410717
Members of the Expedition picking up flints, Mongolia, 1925
Item#: 253828
Walter Granger and Shackelford's tent with equipment, rifle, and camera, Mongolia, 1922
Item#: 253839
Three women bring us presents of argal, Mongolia, 1923
Item#: 411053
Listening to time signals sent from a radio station in Manila, at expedition camp, Mongolia, 1928
Item#: 410912
Party at the top of Kalgan Pass, Mongolia, April 16, 1928
Item#: 116825
Dr. Andrews and camel, wolf camp, Mongolia, 1930
Item#: 410770
Camels crossing the dunes of the Tsagan Nor for water, Mongolia, 1925
Item#: 410708
80-year-old Mongol man, Tsagan Nor, Mongolia, 1925
Item#: 251810
Gobi Desert peneplain, Ardyn Obo, cliffs and lowland, looking east, drawn by Frederick Morris, 1923
Item#: 251346
Field meet with parade of race horses, Tsagan Nor, Mongolia, 1921-1930
Item#: ptc-5384
Roy Chapman Andrews with bird, Mongolia, Central Asiatic Expedition
Item#: 410756
Looking south across basal Eocene near Shabarahk Usu, Mongolia
Item#: ptc-5393
Roy Chapman Andrews looking out at desert, Mongolia, Central Asiatic Expedition
Item#: 411045
Andrews and Tserin taking fresh radio batteries from caravan, Mongolia, 1928
Item#: 410762
Distant view of the nest of the even dozen dinosaur eggs, Mongolia, 1925