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ID: ptc-5270
Ursus spelaeus, European cave bear, Fossil Mammal Hall
ID: 36214
Monoclonius skeleton in laboratory
ID: 35945
Asphalt Group, Fossil Mammal Hall [1900-1921]
ID: 326313
The Asphalt Group, Rancho-La-Brea Tar Pit, Los Angeles, California, Osborn Hall of the Age of Man, 1959