Collections : [University of Michigan William L. Clements Library]

This journal transcript details Thomas J. Barclay's service in the Mexican American War.

Thomas Barclay's Mexican War journal covers the entire period of his service in the 2nd Pennsylvania Infantry. This journal gives an intimate, common soldiers' view of the Mexican War, opinions of his superior officers, camp life, the Mexican citizenry (referred to as "greasers"), and the Mexican landscape.

The original manuscript of the journal has been lost, and it is known to exist only in the form of a typescript, prepared some time early in the twentieth century.