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ID: 318458
Birds, from the Upper Jurassic (Archaeornis) male courting female, painting by the author, plate from book
ID: 317590
Pareiasaurus skeleton, left side, October, 1940
ID: 315713
Styracosaurus, model by Otto Falkenbach, American Museum of Natural History, August, 1938
ID: 315310
Mounted skeleton of Styracosaurus, left side, July, 1937
ID: 315253
Styracosaurus jaw with ruler, May, 1937
ID: 315147
Tools used by a paleontologist, March, 1937
ID: 315136
Mr. Alastair Brown working on skeleton of Pterodactylus elegans, February, 1937
ID: 315111
Skeleton of Hesperornis, 1937
ID: 315066
Casting skull of Styracosaurus, Otto Falkenbach at left, December, 1936
ID: 315053
Skeletons showing The Evolution of the Horse, exhibit, October, 1936
ID: 314802
Possibly Nodosaurus, showing external skeleton, 1936
ID: 314661
Mounted skeleton of Protoceratops andrewsi and model of the nest, 1935
ID: 314223
Barnum Brown and assistants working on Hoplitosaurus fragments, August, 1933
ID: 314221
ID: 314218
ID: 314114
Monoclonius skull, showing left side, 1933
ID: 314071
Trachodon mummy, December, 1932
ID: 313965
Stegosaurus skeleton with background, left side view, July, 1932
ID: 313712
Man Among the Vertebrates: Animals of the Past and Animals of the Present, chart, October, 1931
ID: 313370
Fossil land tortoise (Colossochelys atlas, Megalochelys atlas), front view, from Siwalik Hills, November, 1930
ID: 312408
Edward Drinker Cope [1876]
ID: 311495
Phylogeny of the Proboscidea, 1926
ID: 311386
Protoceratops skulls I
ID: 310443
Triceratops, mounted skeleton, right side view, 1923
ID: 310433
Triceratops, top view of skull, circa 1923
ID: 310314
Mounted Diprotodon skeleton, side view
ID: 310309
Eryops, mounted skeleton, right side view, circa 1923
ID: 310269
Paleoscincus
ID: 310104
Diatryma reconstruction cast, mounted skeleton
ID: 310100
Struthiomimus, mounted skeleton on slab
ID: 2A11427
Expedition staff, Ethiopia, 1920
ID: 19791
Icthyornis dispar, illustration
ID: 19789
Hesperornis regals, The Great Toothed Diver, by J.M. Gleeson
ID: 19785
Individual ammonites, illustration
ID: 19784
ID: 19783
ID: 19782
ID: 19781
ID: 19759
Dinosaur tracks
ID: 19758
Ceratosaurus, dinosaur restoration drawing by J.M. Gleeson
ID: 18446
Looking south across Darsey Crater, 2 miles above Blakesley's Ranch, bluff in middle, right distance, 1910
ID: k16706
Barosaurus model, Theodore Roosevelt Rotunda, circa 1991
ID: 274528
Roy Chapman Andrews, Albert Thomson, and Walter Granger with fossils on the floor of the laboratory, Peking headquarters, 1930, (original negative by Mr. Timperley of Manchester Guardian)
ID: 314124p
Bronze panel, Osborn Hall of the Age of Mammals, 1933
ID: 314222
ID: 131845
R.T. Bird drilling out a dinosaur footprint in the Charles G. States Mine, Cedaredge, Colorado, 1937
ID: 131510
Reconstruction of lower jaw of Sagenodus, a fossil dipnoan fish, in Watson and Gill, 1923
ID: 131503
Fossil footprints, plate 12 from the Bulletin of Geological Society of America, Vol. 38, 1936
ID: 131500
[Angelina Messina (1910-1968), Associate Curator of Micro-paleontology, 1966]
ID: 131499
ID: 129041
Louise Waller Germann and John C. Germann assembling dinosaur skeleton, American Museum of Natural History, [1930-1940]
ID: 132220
R. T. Bird and team with [track-way] blocks loaded onto flatbed Buick to go to lumberyard, Glen Rose, Texas, 1940
ID: 132217
Quarry view, expedition team at dinosaur footprints track, Glen Rose, Texas, 1940
ID: 132216
ID: 132210
Quarry view, expedition team at dinosaur footprint trackway, Glen Rose, Texas, 1940
ID: 132132
View of dinosaur footprint trackway, Glen Rose, Texas, 1940
ID: 132131
Expedition team with last blocks taken from quarry, Glen Rose, Texas, 1940
ID: 132126
Team bailing out a footprint [where dinosaur tracks were found], Glen Rose Texas, 1940
ID: 132125
Two feet of clay, team bailing over the dike, Glen Rose Texas, 1940
ID: 132124
Team labeling dinosaur track pieces after removal, Glen Rose, Texas, 1940
ID: 132116
Exploring the riverbed for tracks, Glen Rose, Texas, 1940
ID: 132115
Quarry work in the south end [for dinosaur footprints], photograph 7, Glen Rose, Texas, 1940
ID: 132114
Quarry work in the south end [for dinosaur footprints], photograph 6, Glen Rose, Texas, 1940
ID: 132113
Quarry work in the south end [for dinosaur footprints], photograph 5, Glen Rose, Texas, 1940
ID: 132112
Quarry work in the south end [for dinosaur footprints], photograph 4, Glen Rose, Texas, 1940
ID: 132111
Quarry work in the south end [for dinosaur footprints], photograph 3, Glen Rose, Texas, 1940
ID: 132107
First day of work, bailing the riverbed, photograph 1, Glen Rose, Texas, 1940
ID: 132106
First day of work, diking the riverbed, photograph 2, Glen Rose, Texas, 1940
ID: 132105
First day of work, diking the riverbed, photograph 1, Glen Rose, Texas, 1940
ID: 132096
Carrying blocks from the riverbed, Glen Rose, Texas, 1940
ID: 132095
ID: 132041
Mending the dike, Glen Rose, Texas, 1940
ID: 131550
Cutting out the dinosaur trackway slab, Glen Rose, Texas, 1940
ID: 132245
Glen Rose Trackway from Paluxy River, Texas installed at the American Museum of Natural History, 1952
ID: 132805
Team at Howe Quarry, Wyoming, 1934
ID: 132804
Fossil specimen, Howe Quarry, Wyoming, 1934
ID: 131482
Corythosaurus skeleton excavated by Barnum Brown in Belly River beds near Steveville, Alberta, Canada, 1912
ID: 36900
Moropus Group restoration, 1917
ID: 36215
Monoclonius skeleton, on work table with cases of specimens in lab, 1917
ID: 36213
Monoclonius skeleton, 1917
ID: 35962
Expedition to the Wasatch Badlands, horse team in distance, Wyoming, 1896
ID: 35961
Paleontology expedition to the Wasatch Badlands, Wyoming, teams in distance, 1896
ID: 35882
Ankylosaurus magneventris
ID: 35874
Ceratops kaiseni skull, side
ID: 35721
Eotitanops head, half model
ID: 35605
Mounted skeleton of Cryptocleidus (plesiosaur)
ID: 35580
Tyrannosaurus rex skeleton model, exhibit under construction
ID: 35579
ID: 35425
Mounted skeleton of Trachodon mirabilis
ID: 35405
Adaptive Radiation of the Perissodactyla: Evolution of the different kinds of odd-toed hoofed mammals as shown in the upper grinding teeth, panel
ID: 34711
Archaeopteryx siemensii
ID: 34226
Charles R. Knight, Museum artist, ca. 1914
ID: 18561
New Mexican party at ranch of Mr. Endeman, [July, 1912?]
ID: 18343
Triceratops skull
ID: 17753
Wasatch Badlands, near Otto, Wyoming, 1896
ID: 17746
Washakie camp, Hell Basin, Wyoming, [1895-1896]
ID: 17745
Washakie camp, Hell Basin, Wyoming, [1895]
ID: 125158
R. T. Bird and dinosaur tracks, Glen Rose, Texas, 1940
ID: 117230
Chart showing 30 Million Year Titanothere Evolution