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2.

Illinois, Dixon quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1916.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heights.;1 ma...

3.

Illinois, Good Hope quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1916.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heights.;1 ma...

4.

Illinois, Kings quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1917.";"Surveyed in cooperation with the War Department and the State of Illinois.";Relief shown by contours...

5.

Illinois, Kirkland quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1917.";"Surveyed in cooperation with the War Department and the State of Illinois.";Relief shown by contours...

6.

Illinois, La Harpe quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1916.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heights.;1 ma...

7.

Illinois, Morris quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1915.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heights.;1 ma...

8.

Illinois, Wilmington quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1916.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heights.;1 ma...

9.

Illinois-Missouri, Campbell Hill quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1915-1916.";"Surveyed in cooperation with the States of Illinois and Missouri."; (W 89⁰45ʹ00ʺ--W 89⁰30ʹ00ʺ/N...

10.

Illinois-Wisconsin, Belvidere quadrangle : topography university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Surveyed in 1917.;Surveyed in cooperation with the War Department and the State of Illinois.";Relief shown by contours and spot heights.;1 map, col...

13.

Roads and lakes university-of-minnesota

1918. McGill-Warner Co. Scale [1:633,600]. 1 in. to 10 miles.;Scale [1:190,080]. 3 miles to 1 in.

14.

Saskatchewan, map showing disposition of lands university-of-minnesota

1918. Canada. Natural Resources Intelligence Branch. Scale 1:792,000. 1 in. to 12 1/2 mi. (W 110⁰00ʹ--W 102⁰00ʹ/N 55⁰30ʹ--N 49⁰00ʹ). Relief shown by spot heights. "Corrected to July 1, 1918." "Base ma...

15.

The Rand-McNally new commercial atlas map of Minnesota university-of-minnesota

1918?. Rand McNally and Company. Cartographic Details: Scale 1:1,013,760 ; Statute miles, 16 = 1 in. (W 97°15'--W 89°30'/N 49°23'--N 43°30'). Red overprinting shows railroads. Ins...