The system of animate nature; the Gifford lectures delivered in the University of St. Andrews in the years 1915 and 1916, by J. Arthur Thomson.

2

Allan Hancock Atlantic expedition / University of Southern California.

Report 10

Allan Hancock Atlantic expedition / University of Southern California.

Report 3

Allan Hancock Atlantic expedition / University of Southern California.

Report 5

Allan Hancock Atlantic expedition / University of Southern California.

Report 9

Allan Hancock Atlantic expedition / University of Southern California.

Report 6

Allan Hancock Atlantic expedition / University of Southern California.

Report 1

Allan Hancock Atlantic expedition / University of Southern California.

Report 7

Allan Hancock Atlantic expedition / University of Southern California.

Report 4

Allan Hancock Atlantic expedition / University of Southern California.

Report 8

Geological Survey of California. Palæontology Pub. by authority of the Legislature of California.

1

Geological Survey of California. Palæontology Pub. by authority of the Legislature of California.

2