~ gathering this author’s shelf ~
41 bookswriting since 190177 years at work
Tree Crops
1978
Neighbors in the United States and Canada
1951
Neighbors Around the World
1948
Neighbors in the Americas
1948
Our Neighbors at Home
1947
The High Bush Blueberry
1947
Our European neighbors
1946
Grassland and Farmland as Factors in the Cyclical Development of Eurasian History
1945
The Devil of the Machine Age
1941
Men and resources
1937
California : Life, Resources, and Industries of the Golden State
1936
Our neighbors in Europe and Asia
1935