Die zweite Deutsche Nordpolfahrt in den Jahren 1869 und 1870, unter Führung des Kapitän Karl Koldewey / herausgegeben von dem Verein für die deutsche Nordpolfahrt in Bremen.

Bd.2/t.1

Higgins Flat Pueblo, western New Mexico / [by] Paul S. Martin, et al.

v.45(1956)

The viking age: the early history, manners, and customs of the ancestors of the English speaking nations ... by Paul B. Du Chaillu ...

v. 1

The viking age: the early history, manners, and customs of the ancestors of the English speaking nations ... by Paul B. Du Chaillu ...

v. 2

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

v. 1

I. Supplement to the flora of Barro Colorado island, Panama [by] Leslie A. Kenoyer and Paul C. Standley.

v.4:no.6(1929)

Flora of Guatemala, by Paul C. Standley and J.A. Steyermark.

v.24:pt.4(1946)