Army meteorological register, for twelve years, from 1843 to 1854, inclusive, compiled
from observations made by the officers of the Medical department of the army, at the
military posts of the United States. Prepared under the direction of Thomas Lawson,
surgeon general United States army.
Internet, www.famousamericans.net/thomaslawson/, 2006-09-05
Statistical report on the sickness and mortality of the army of the United States,
compiled from the records of the Surgeon General's Office ; embracing a period of
five years, from January, 1855, to January, 1860, prepared under the direction of
Brevet Brigadier General Thomas Lawson, Surgeon General, United States Army, by Richard
H. Coolidge. 36th Congress, 1st session, Senate, Ex. Doc. no. 52