Search results for 1906-1907   
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Maps Topographic Maps ... (1)
Maps Topographic Maps ... (1)

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1. Illinois, Tallula quadrangle : topography Illinois, Tallula quadrangle : topography Maps; Topographic maps; Topography; Illinois; Tallula (Ill.) Relief indicated by contours and spot heights.; "Surveyed in 1906-1907."; "Surveyed in cooperation with the State of Illinois."; "Contour interval 10 feet."; Coordinates: (W 90⁰00ʹ00ʺ--W 89⁰45ʹ00ʺ/N...

2. Illinois, West Frankfort quadrangle : topography Illinois, West Frankfort quadrangle : topography Maps; Topographic maps; Topography; Illinois; West Frankfort (Ill.) Relief indicated by contours and spot heights.; "Surveyed in 1906-1907."; "Surveyed in cooperation with the State of Illinois."; "Contour interval 20 feet."
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