Published and copyright 1955 by W.M. Welch Manufacturing Company, 1515 Sedgwick Street, Chicago 10, Illinois, USA

Description: Learning has never been so easy with this vintage 1950s school wall chart on various kinds of heat engines. Featuring beautiful drawings of the steam, four-stroke, two-cycle gasoline, and diesel engine, this poster is both educational and decorative.

Condition: Great, slight discoloration on right side. One of two copies available.

This poster is on paper, but please note that we offer linen-backing for an additional cost. Email us at postermuseum@gmail.com for more details.