Account book kept by William Henderson during the period 1841-1880. Some personal diary entries are also written, including a reference to William's 74th birthday and losing his sister's spectacles. William Henderson likely lived in Dover, New Hampshire and makes references to the Piscataque RIver, Wolfeboro New Hampshire, and Nottingham New Hampshire.

One accounts book kept by George W. Neale between the period 1850-1874. It is likely that Neale lived in the region of Loudon, New Hampshire and did business with those nearby. Others named in his account book include Newel Lovering, Luther Copp, S. Neale, Benjamin Neale, Samuel B. Lovering, Alonzo B. Lovering, Alvin S. Taylor, Isaac B. Giddings, Stephen Moore, John Messer, Warren Gleason, and Dick Rogers.

Newspaper issue of Burt's Among the Clouds, Mount Washington for July 17, 1880.