To learn more about the Lake Survey, check out these full text reports:
Report upon the primary triangulation of the United States Lake Survey. Part I. Historical account of the survey of the northern and northwestern lakes, May 1841 to July 1, 1881
by Lieutenant Colonel C.B. Comstock, Corps of Engineers aided by the assistants on the Survey. Washington, Government Printing Office, 1882.
The United States Lake Survey: pattern and process, 1841-1856
by Christopher Baruth. [Milwaukee, Wisconsin], Thesis (Ph.D.)--University of Wisconsin-Milwaukee, 1990.
To learn more about maps and mapmaking in general and about maps in the Great Lakes, please visit the recommended reading list
from Wisconsin's Water Library.