8 books
Geophysical Abstracts 149
Geophysical Abstracts 151, October-December 1952
Geophysical Abstracts 148, January-March, 1952
Geophysical Abstracts 150
Schriften Des Vereins Fur Sachsen Meiningische Geschichte Und Landeskunde (49 )
Analecta Bollandiana (17-18 )
Botanical Gazette (61)
The Colorado River Region and John Wesley Powell