1930. Iowa. State Planning Board. Biological Survey. 1 map black line ; 84 x 114 cm Iowa state plan. "Project 1035.". Iowa. State Planning Board.
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1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Charlevoix County, Michigan. The Company.
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Newaygo County, Michigan Scale approximately 1:51,000. Published by W.W. Hixson & Co.
1930. Iowa. State Planning Board. Committee on Surveys, Maps, & Plans. 1 map ; black line; 84 x 115 cm Iowa state plan.; "Project 1050."; "1050-2.". Iowa. State Planning Board.
1930. Tester, Allen C. (Allen Crawford), 1897-. 1 color map Scale 1:500,000. W 96°37′--W 90°07′/N 43°30′--N 40°07′. Iowa Geological Survey.
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Newaygo County, Michigan Scale approximately 1:51,000. Published by W.W. Hixson & Co.
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Kent County, Michigan Scale approximately 1:51,000. published by W.W. Hixson & Company.
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Newaygo County, Michigan Scale approximately 1:51,000. Published by W.W. Hixson & Co.
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Kent County, Michigan Scale approximately 1:51,000. published by W.W. Hixson & Company.
1930. Title supplied by cataloger based on information from sheet label. Image is a photoreduction of the mosaic created from original aerial photographs... United States. Department of Agriculture and United States. Agricultural Stabilization and Conservation Service.