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select all : clear all : add to favorites results 1-20 of 287 item(s)  page 1 of 15 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
 Image: Title: Subject: Description:
1. Wisconsin-Illinois, Monroe quadrangle : topography Wisconsin-Illinois, Monroe quadrangle : topography Monroe; Wisconsin; Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Surveyed in 1919-1920."; "Surveyed in cooperation with the States of Wisconsin and Illinois."; "Contour interval 20 feet."
2. Illinois, Kinmundy quadrangle : 15-minute series Illinois, Kinmundy quadrangle : 15-minute series Illinois; Maps; Topographic maps; Topography; Kinmundy (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey, 1945."; "Contour interval 20 feet."
3. Illinois, McLeansboro quadrangle : 15-minute series. Illinois, McLeansboro quadrangle : 15-minute series. McLeansboro; Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey 1942"; "Contour interval 20 feet."
4. Illinois, Forreston quadrangle : 15-minute series Illinois, Forreston quadrangle : 15-minute series Illinois; Maps; Topographic maps; Topography; Forreston (Ill.) 1 map : col.; "Mapped by the Geological Survey 1930, 1940 and 1942."; "Contour interval 20 feet."; Shows roadway classification as of 1945.
5. Illinois (Iroquois county), Gilman quadrangle : 15-minute series Illinois (Iroquois county), Gilman quadrangle : 15-minute series Illinois; Maps; Topographic maps; Topography; Gilman (Ill.); Iroquois County (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey 1943-1944."; "Contour interval 10 feet."
6. Illinois, Ramsey quadrangle : 15-minute series. Illinois, Ramsey quadrangle : 15-minute series. Ramsey (Ill.); Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey, 1922 and 1942-1944"; "Contour interval 20 feet."
7. Illinois-Wisconsin, Grays Lake quadrangle : topography Illinois-Wisconsin, Grays Lake quadrangle : topography Illinois; Maps; Topographic maps; Topography; Grays Lake (Ill.); Wisconsin 1 map : col.; Relief shown by contours and spot heights.; "Surveyed in 1919-1920."; "Surveyed in cooperation with the States of Illinois and Wisconsin."; "Contour interval 10 feet."
8. Illinois-Indiana, Ridge Farm quadrangle : 15-minute series. Illinois-Indiana, Ridge Farm quadrangle : 15-minute series. Ridge Farm (Ill.); Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey 1945"; "Contour interval 20 feet."
9. Illinois-Indiana-Kentucky, New Haven quadrangle : topography. Illinois-Indiana-Kentucky, New Haven quadrangle : topography. New Haven; Indiana; Kentucky; Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Surveyed in 1905."; "Contour interval 20 feet."; "Surveyed in cooperation with the States of Illinois and Kentucky."
10. Illinois, Camp Point quadrangle : 15-minute series Illinois, Camp Point quadrangle : 15-minute series Illinois; Maps; Topographic maps; Topography; Camp Point (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey 1946."; "Contour interval 20 feet ; 10 foot contours added in dashed lines."
11. Illinois, Woodhull quadrangle : 15-minute series Illinois, Woodhull quadrangle : 15-minute series Maps; Topographic maps; Topography; Illinois; Woodhull (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey 1945"; "Contour interval 20 feet."
12. Kentucky-Illinois Paducah quadrangle. Kentucky-Illinois Paducah quadrangle. Paducah (Ken.); Kentucky; Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Culture and drainage in part compiled from aerial photographs taken by Air Corps, U.S. Army"; "Surveyed in 1926"; "Contour interval 20 feet."
13. Mendon quadrangle, Illinois-Missouri : 15 minute series (topographic). Mendon quadrangle, Illinois-Missouri : 15 minute series (topographic). Mendon; Missouri; Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Culture and drainage in part compiled from aerial photographs taken 1938. Topography by plane-table methods, 1946."; "Contour interval 20 feet."...
14. Illinois, Vandalia quadrangle : 15-minute series Illinois, Vandalia quadrangle : 15-minute series Maps; Topographic maps; Topography; Illinois; Vandalia (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey 1945"; "Landmark buildings only shown in the city of Vandalia."; "Contour interval 20 feet."
15. Illinois (Shelby Co.), Shelbyville quadrangle : 15-minute series Illinois (Shelby Co.), Shelbyville quadrangle : 15-minute series Shelbyville (Ill.); Shelby County (Ill.); Maps; Topographic maps; Topography; Illinois 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey 1928, 1935 and 1942"; "Contour interval 20 feet."
16. Illinois-Missouri, Quincy quadrangle. Illinois-Missouri, Quincy quadrangle. Quincy (Ill.); Missouri; Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Surveyed in 1922 and 1940. Culture in Illinois partly revised in 1944"; "Contour interval 20 feet."
17. Illinois, Albion Quadrangle : 15-minute series. Illinois, Albion Quadrangle : 15-minute series. Illinois; Maps; Topographic maps; Topography; Albion (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Road classification 1945."; "Mapped by the Geological Survey 1943." Coordinates: (W 88⁰15ʹ00ʺ--W 88⁰00ʹ00ʺ/N 38⁰30ʹ00ʺ--N 38⁰15ʹ00ʺ)...
18. Illinois, Ashley quadrangle Illinois, Ashley quadrangle Illinois; Maps; Topographic maps; Topography; Ashley (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Road classification 1945."; "Mapped by the Geological Survey 1942-1943."
19. Illinois, Sterling quadrangle : 15-minute series Illinois, Sterling quadrangle : 15-minute series Maps; Topographic maps; Topography; Illinois; Sterling (Ill.); Rock Falls (Ill.); Whiteside County (Ill.); Carroll County (Ill.) 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey, 1946"; "Contour interval 20 feet."
20. Illinois, Piper City quadrangle : 15-minute series. Illinois, Piper City quadrangle : 15-minute series. Piper City (Ill.); Illinois; Maps; Topographic maps; Topography 1 map : col.; Relief shown by contours and spot heights.; "Mapped by the Geological Survey, 1944"; Contour interval 10 feet."
select all : clear all : add to favorites results 1-20 of 287 item(s)  page 1 of 15 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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