Straits of Mackinac with the approaches there to from Lakes Huron and Michigan and the entrance by the detour passage to the St. Mary's River.

Scale: 1:120,000. Chart with sailing directions etc. Label: Buffalo Sept. 20 1866 presented to the HBM Ship Pylades.

Object Details

ID: G247:6/2
Collection: Charts and maps
Type: Chart
Display location: Not on display
Creator: Bureau of Topographical Engineers; Boschke, Albert Siebert, Selmer
Places: Mackinac Bay; Lake Michigan Lake Huron
Vessels: Pylades
Date made: 1849; 1854; 1849 1854
Credit: National Maritime Museum, Greenwich, London
Measurements: Sheet: 114 cm x 70.5 cm