Topographic Sheets. Jefferson County, Ky., Topography of. from U. S. Geological Survey topographic atlas sheets, surveyed 1904-10 in cooperation with Kentucky Geological Survey [lat. 37° 59′ 55″-38° 22′ 20″, long. 85° 23′ 53″-85° 57′ 13″]. Scale 1: 62,500, contour interval 20 ft.