Preliminary chart of Ontonagon Harbor, Lake Superior, from surveys under the direction of the Topographical Bureau of the War Department in obedience to Acts of Congress requiring the Survey of the North and North Western Lakes.1859.

Single sheet. Engr. Scale: 1:16 000. Cartographic Note: Ungraduated. Variation shown. Soundings and lakebed contours. Scales in statute and nautical miles. Contents Note: Sailing directions. Text note on variation and position fixing, View: Ontonagon Harbor.

Object Details

ID: G247:11/8
Collection: Charts and maps
Type: Chart
Display location: Not on display
Creator: Bureau of Topographical Engineers
Places: Lake Superior
Date made: 1859
Credit: National Maritime Museum, Greenwich, London
Measurements: Printed area 38 x 54cm, on sheet 48 x 66cm.