1897. Geological Survey (U.S.). 1 map : col. ; 24 x 33 cm., on sheet 29 x 37 cm. Relief indicated by contours. "Eighteenth Annual Report Part IV PL. XXXIII." "The contours are bas...
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1910. Iowa State College. Department of Civil Engineering. Date from record from seemingly related bulletin (Bulletin, Engineering experiment station, no. 32). 45 x 45 centimeters Scale approximately 1:25,0... Iowa State College? (Ames, Iowa).
1908. Iowa Publishing Co. Cartographic Details: Scale approximately 1:126,720 ; (W 89°59ʹ20ʺ--W 89°26ʹ45ʺ/N 40°58ʹ31ʺ--N 40°30ʹ49ʺ). Shows rail roads, section lines, quarr... Iowa Publishing Company (Davenport, Iowa).
1995. MaconUSA (Firm). This dataset is a polygon layer providing county-level boundary and total number of business establishments by Standard Industrial Classification (... MaconUSA.
1995. MaconUSA (Firm). This dataset is a polygon layer providing county-level boundary and total number of employees by Standard Industrial Classification (SIC) code data... MaconUSA.
1995. MaconUSA (Firm). This dataset is a polygon layer providing county-level boundary and total payroll (in dollars) by Standard Industrial Classification (SIC) code dat... MaconUSA.
1872. Smith, John Calvin. Shows mineral localities and railroads. Inset: Silver Islet. 39 x 69 centimeters Scale approximately 1:1,600,000 General Map Collection. J. Disturnell (Philadelphia).
1894. United States. Surveyor General. Handdrawn and colored.; "I certify that the above is a true copy of the original plat in this Office....B.C. Baldwin, Chief Clerk." on sheet 48 x 3... Surveyor General's Office (St. Paul, Minn).
1894. United States. Surveyor General. Handdrawn and colored.; "I certify that the above is a true copy of the original plat in this Office....B.C. Baldwin, Chief Clerk." on sheet 48 x 3... Surveyor General's Office (St. Paul, Minn).
1886. D.W. Ensign & Co. 23 centimeters Scale approximately 1:52,000 Minnesota County Maps, Plat Books, and Atlases. D.W. Ensign & Co. (Boston, Massachusetts).