Digital Sanborn Maps, 1867-1970
These detailed black and white maps of over 100 Tennessee towns and cities provide a wealth of information, such as building outline, size and shape, construction materials, height, building use, windows and doors, street and sidewalk widths, boundaries, house numbers, and more.
Sanborn Fire Insurance Maps: Knoxville (University of Tennessee Libraries)
Full-color maps from 1884, 1890, 1903, and 1917.
American Memory Map Collections