Box small col. 50

Cyphering book kept by Job Shrev (also spelled Shreve), and dated 1805. The cyphering book covers mathematical topics such as simple interest, rebate or discount, barter, fellowship, loss and gains, exchange, vulgar fractions, and addition and subtraction of vulgar fractions. There are small drawings throughout, and at the bottom of page 108 is a draft of a short letter to an acquaintance noting a visit to Philadelphia, Pennsylvania, and a lack of good skating.