Sound Wall Chart Size:42 x 29 The design of this original

The design of this original poster is quite interesting -- visible paint strokes are shown and clashng colors of teal and yellow are used

radierungen aus dem besitz der graphischen sammlung der ETH zürich" Exhibition in conjunction with the mayor's administrative department

Starring: Robert Lowery

A half-white

Sound Wall Chart Size:42 x 29 The design of this originalTitle: Sound Published and copyright 1955 by W. M. Welch Manufacturing Company, 1515 Sedgwick Street, Chicago 10, Illinois, USA Description: The scientific and physical properties of sound are explored on this vintage poster from the 1950s. Colorful and detailed drawings accompany explanations, making learning enjoyable and easy. Condition: Excellent. One of two copies available. This poster is on paper, but please note that we offer linen backing for