1871
Allardt, G. F.
1:16k
1900
1:100k
1972
1914
Punnett Brothers
1:143k
1898
Reynolds & Proctor
1:253k
1877
Thompson, Thos. H.
1:206k
1882
Bancroft, Hubert Howe.
1980
US Geological Survey
1:250k
1964