1931. 2012-04-04T14:19:25Z. 2015-10-21T15:21:48Z. United States. War Dept. Corps of Engineers. U.S. Lake Survey Office. English. Public. Superior, Lake, Harbors, Michigan, Grand Marais, and Superior, Lake.
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1933. 2012-04-04T14:29:50Z. 2015-10-21T15:21:48Z. United States. War Dept. Corps of Engineers. U.S. Lake Survey Office. English. Public. Superior, Lake and Superior, Lake.
1909. 2012-03-27T14:50:16Z. 2015-10-21T15:21:44Z. Poe, O. M. (Orlando Metcalfe), 1832-1895. On sale at U.S. Lake Survey Office. English. Public. Superior, Lake., Superior, Lake, Grand Marais (Minn. : Harbor), Michipicoten Harbor (Ont.), Gargantua Harbor (Ont.), and Grand Marais (Mich. : Harbor).
1934. 2012-04-20T19:33:01Z. 2015-10-21T15:22:10Z. U.S. Lake Survey. U.S. Lake Survey Office. English. Public. Michigan, Hancock, Houghton, Keweenaw Waterway (Mich.), and Superior, Lake.
1934. 2012-04-20T17:27:24Z. 2015-10-21T15:22:10Z. U.S. Lake Survey. U.S. Lake Survey Office. English. Public. Michigan, Marquette, Marquette Bay (Marquette County, Mich.), Superior, Lake., and Superior, Lake.
1991. 2011-11-17T15:35:34Z. 2015-10-21T15:05:58Z. United States. National Ocean Service. The Service. English. Public. Superior, Lake. and Superior, Lake.
1999. 2011-11-17T15:58:06Z. 2015-10-21T15:05:58Z. United States Coast Survey. The Survey ; NOAA Distribution Division, N/ACC3, National Ocean Service, distributor. English. Public. Superior, Lake.
1998. 2011-11-16T18:34:44Z. 2015-10-21T15:05:43Z. United States Coast Survey. The Survey ; NOAA Distribution Division, N/ACC3, National Ocean Service, distributor. English. Public. Keweenaw Bay (Mich. : Bay) and Superior, Lake.
1996. 2011-11-16T18:36:07Z. 2015-10-21T15:05:43Z. United States Coast Survey. The Survey ; NOAA Distribution Branch, N/CG33, National Ocean Service, distributor. English. Public. Michigan, Hancock, Houghton, Keweenaw Waterway (Mich.), and Superior, Lake.
1995. 2011-11-16T19:00:21Z. 2015-10-21T15:05:43Z. U.S. Coast and Geodetic Survey. The Survey ; NOAA Distribution Branch, N/CG 33, National Ocean Service, distributor. English. Public. Superior, Lake. and Superior, Lake.