Lake Superior [microform] : its physical character, vegetation, and animals, compared with those of other and similar regions /
Agassiz, Louis,1807-1873.
Cabot, James Elliot,1821-1903lcn00084881
Boston : Gould, Kendall and Lincoln,
1850.
Illustrated t.-p.
Sabin 506.
Sabin Group 1.
Microfiche.
Natural history