Hans Jenny

Hans Jenny's books

Cymatics: A Study of Wave Phenomena & Vibration

4.53 avg rating — 51 ratings

Factors of Soil Formation: A System of Quantitative Pedology

3.93 avg rating — 14 ratings

E. W. Hilgard and the Birth of Modern Soil Science

liked it 3.00 avg rating — 2 ratings

Cymatics, Vol 2: The Book

it was amazing 5.00 avg rating — 1 rating

South West Africa: Land of extremes

0.00 avg rating — 0 ratings

The Soil Resource: Origin and Behavior (Ecological Studies No. 37)

0.00 avg rating — 0 ratings

Afrika, woher? wohin?: Reisen, Begegnungen, Gedanken

0.00 avg rating — 0 ratings

Soil Scientist, Teacher, and Scholar: Oral History Transcript / 1979-1983

0.00 avg rating — 0 ratings

Afrique du Sud (Merveilles de notre monde)

0.00 avg rating — 0 ratings

Der Heimliche Reichtum Namibias: Begegnungen mit Südwester Pionieren

0.00 avg rating — 0 ratings