Query: Bartsch, Paul, 1871-1960
Smithsonian Institution Archives

Box 14

Smithsonian Institution Archives

Box 15

Smithsonian Institution Archives

Box 16

Smithsonian Institution Archives

Box 3

Smithsonian Institution Archives

Box 2

Smithsonian Institution Archives

Box 11

Smithsonian Institution Archives

Photographs of Bartsch's underwater experiments

Smithsonian Institution Archives

Photographs of Tortugas, 1925, 1931

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