11 7/8 x 18 7/8 in. letterpress broadside on yellow paper (marginal tears and chips with repairs, some soiling); framed to 15 1/2 x 22 1/4 in. (not examined out of frame). Signed in type by G.W. Pettes, Agent.

A broadside advertising an express train of passenger cars and the Steamer Knickerbocker as a new route for New York from Boston, traveling via Norwich and Allyn's Point, Mystic, Connecticut. Featuring detailed engravings of the train and ship. 

Printed by David Clapp (1806-1893), a Massachusetts native who apprenticed with John Cotton, Jr. and became the sole manager of the printing office by 1831. During the Civil War, he enlisted into Co. B of the 44th Massachusetts Infantry, and after mustering out, re-enlisted as a sergeant and served in the 1st Company of the Massachusetts Unattached Infantry. In the late war, he re-enlisted yet again and was commissioned as a second lieutenant in Company H of the 8th United States Colored Troops Infantry.