Records cover Dec 1850 - July 1851, Sep 1852 - May 1856. Also includes "Fishes of Beaver Island Harbour", "Shells and shell-fish" and "Vibrations of mercury in the thermometer".
The numbers to the left of the description refer to letter number; documents are bound in the contemporary letterbook in no discernable order. All letters are to James Jesse Strang unless otherwise specified.