Autograph. 100 leaves, enumerated 1-102; leaves 40, 80 absent. Last leaf (p. 102) fragmentary. Leaves 1-7 (p. 1-7) have text on verso that seems to be a different draft, headed (partly damaged), "[Autob]iography of L. L. Langstroth[.] Personal Recollections of an old Clergyman and Bee-Keeper".