This account book is labeled "Cash Book No. 2" and "Mr. Austin's Accts. being vouchers for the money charged to him." From November 1775 until Washington's departure from Cambridge, Massachusetts for New York in April 1776, the household accounts of his military headquarters were kept by Ebenezer Austin under the direction of Lieutenant Colonel Robert H. Harrison. Harrison, an aide to Washington, succeeded Col. Joseph Reed as secretary on May 16, 1776. The contents of this book are similar to those of Cash Book No. 1 (volume 25): purchases of food (mostly) and household services and supplies.
There are 87 pages.
Washington, George. George Washington Papers, Series 5, Financial Papers: Revolutionary War Cashbook of Expenses, October, 1775 – April, 1776. 10-/04-1776, 1775. Manuscript/Mixed Material. Retrieved from the Library of Congress, https://www.loc.gov/item/mgw500026/. (Accessed February 16, 2017.)