- Department of Commerce. Bureau of the Census. Office of the Assistant Director for Operations. Geography Division. (3/13/1947 - 1968)
- National Archives at College Park - Cartographic
This item lists Enumeration Districts for: MN ED 88-21B: DULUTH CITY TRACT 6 BOUNDED BY (N) REGENT; (E) 45TH AV E; (S) LAKE SUPERIOR; (W) 42ND AV E, LONDON RD, 41ST AV E.