This ledger covers the period May 1870-September 1871. Pages 1-73 contain accounts payable and receivable for May 1870-May 1871. Pages 73-190 list the hours and piecework of employees from May through September 1871, and indicate payments made to them. The spine is marked "LEDGER," and "No 1" is written on the inside front cover. The book contains 193 numbered pages preceded by an index of 11 pages.

Blank pages: 192-193.

Courtesy of Thomas Edison National Historical Park.