DCHP-1 Online
fat summer beaver Fur Trade, Hist. 
unprime or inferior skins from a beaver coat.
See also: beaver coat summer beaver
- 1735 (1899) The beaver . . . was classified into eight varieties. . . . The second sort was the fat summer beaver, worth two shillings and sixpence [a pound].
- 1930 (1964) . . . arrangements were made January 4, 1733, to receive dry summer beaver for the following year at 20 sols, and fat summer beaver at 35 sols la livre .
- 1735 (1899) The beaver . . . was classified into eight varieties. . . . The second sort was the fat summer beaver, worth two shillings and sixpence [a pound].