Handwörterbuch der naturwissenschaften /

1

Handwörterbuch der naturwissenschaften /

2

Handwörterbuch der naturwissenschaften /

9

Handwörterbuch der naturwissenschaften /

10

Handwörterbuch der naturwissenschaften /

7

Handwörterbuch der naturwissenschaften /

6

Text-book of paleontology / edited by Charles R. Eastman ... adapted from the German of Karl A. von Zittel...

v. 1

A new fossil alligator from Nebraska / by Karl P. Schmidt.

v.8:no.4(1941)

Amphibians and reptiles of the James Simpson-Roosevelt Asiatic expedition, by Karl P. Schmidt.

v.12:no.13(1926)

Notes on amphibians and reptiles of Michoacan, Mexico [by] Karl P. Schmidt and Frederick A. Shannon.

v.31:no.9(1947)

Reptiles and amphibians from Central Arabia, by Karl P. Schmidt.

v.24:no.16(1941)

The amphibians and reptiles of Mona Island, West Indies, by Karl P. Schmidt.

v.12:no.12(1926)