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Undated

Fossil type specimen of Chlo …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Populus l …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Tipula ma …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Dryobius …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Calyptapi …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Pellaea a …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimens of Trichoph …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Stipa lam …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Myrica di …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil type specimen of Syrp …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Rhus cori …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Phymatode …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil specimen of Pinus whe …

Unidentified photographer

[photographs, lantern slides

Undated

Fossil type specimen of Quer …

Unidentified photographer

[photographs, lantern slides

Undated

Notes on Agathemera reclusa

Cockerell, Theodore D. A. (T …

[research notes, application

Undated

Notes on Pachysomites inermi …

Cockerell, Theodore D. A. (T …

[research notes, application

Undated

Notes on Pachysomites inermi …

Cockerell, Theodore D. A. (T …

[research notes, application