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Walter Martin Kollmorgen
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The German-Swiss in Franklin County, Tennessee
Walter Martin Kollmorgen · United States Dept. of agriculture, Bureau of agricultural economics
113 sayfa · 1940
Agriculture / Economic aspects / Economic aspects of Agriculture / Swiss / Swiss in Tennessee
Culture of a contemporary rural community
Walter Martin Kollmorgen · U.S. Dept. of Agriculture, Bureau of Agricultural Economics
105 sayfa · 1942
Agriculture / Amish / Mennonites / Rural Sociology / Social life and customs
Cheese production in Nebraska
Walter Martin Kollmorgen · Printed by authority of the state of Nebraska
35 sayfa · 1938
Cheese industry / Dairying
The butter industry of Nebraska
Walter Martin Kollmorgen · Printed by authority of the state of Nebraska
77 sayfa · 1938
Butter trade / Dairy products / Dairying