1958 Keystone Keymesh and Keycorner Ad - I guarantee no plaster cracks

This is a 1958 ad for a Keystone Keymesh and Keycorner! The size of the ad is approximately 8x11inches. The caption for this ad is 'I guarantee no plaster cracks in ceilings lathed with Keymesh and Keycorner' The ad is in good overall condition, with some light wear. This vintage ad would look great framed and displayed! Add it to your collection today!