1973
NOS Lake Survey Center
1:120k
1973
U.S. Lake Survey
1:1m
1935
Arnquist, Kathryn
1:300k
1847
projected and drawn under the direction of George Talcott, by A.B. Gray
1:370k
1948
Hammond, C.S.
1:1m
1973
NOS Lake Survey Center
1:600k
1973
NOS Lake Survey Center
1:600k
1956
Shell Oil Company
1:887k
1899
Walcott, Charles D.
1:511k
1956
Shell Oil Company
1:950k