Sanborn Fire Insurance Map from Detroit, Wayne County, Michigan, 1921, volume 27

Sanborn fire insurance atlas of Detroit, Wayne County, Michigan, 1921: the first 40 of its 115 sheets. Large-scale plans of Detroit's streets and buildings, block by block, showing each building's outline, construction material, number of floors, use and street address, made for fire insurance underwriters. Wikimedia Commons holds the first 40 sheets; all 115 are at the Library of Congress: https://www.loc.gov/item/sanborn03985_027/

Date: 1921
Mapmaker / publisher: Sanborn Map Company
Place: Detroit, Wayne County, Michigan
Collection: Sanborn Fire Insurance Maps
Archive: Library of Congress (via Wikimedia Commons)
Type: Sanborn fire insurance atlas
Sheets: 40
Original size: 6,510 × 7,707 pixels

Public domainsafest

Reason: its maker died more than 80 years ago.

Read from: Commons licence category on the sheets: PD-old-80-expired; no CC BY, CC BY-SA, GFDL or deletion tag on the file pages.

Credit line

"Sanborn Fire Insurance Map from Detroit, Wayne County, Michigan, 1921, volume 27" (1921). Sanborn Map Company. Library of Congress, Geography and Map Division, via Wikimedia Commons. Public domain. https://commons.wikimedia.org/wiki/File:Sanborn_Fire_Insurance_Map_from_Detroit,_Wayne_County,_Michigan._LOC_sanborn03985_027-1.jpg

What public domain means here

Need maps for a whole project? Add Find Any Map to Claude and ask for this one by its id: 152793.