1

New Hydrographic Apparatus

Year:
1931
Language:
english
File:
PDF, 335 KB
english, 1931
3

The Ecological Niche

Year:
1946
File:
PDF, 123 KB
1946
5

Analysis of a Glacial Lake Sediment

Year:
1943
Language:
english
File:
PDF, 222 KB
english, 1943
6

Lilla le: A Preliminary Survey of a Remarkable Lake

Year:
1932
Language:
english
File:
PDF, 1.59 MB
english, 1932
7

A Reversing Thermometer by Richter & Wiese with 1/100° C Gradation

Year:
1939
Language:
english
File:
PDF, 122 KB
english, 1939
9

Norwegische Binnenseen

Year:
1931
Language:
german
File:
PDF, 850 KB
german, 1931
12

The Uldal Earth Pillars

Year:
1943
Language:
english
File:
PDF, 480 KB
english, 1943