Duque, Joseph Lewis. *Bentley 98.D8 Stock system. A practical method for taking a balance sheet at any time, without inventory. San Francisco, The Bancroft Co. 1888. 37, (1) pp. 18 cm. In English, German and Spanish.
This card was printed at the Boston = Public Library October 29, 1935.
Doos9 — Bookkeeping.