Piano Hammer Action Store Display Demonstrator by Wessell, Nickel, and Gross grafica this heavy-gauge tin sign features

this heavy-gauge tin sign features crisp embossing across both the "Step Up" and circular logo fields

The graphic depicts a bearded workman in striped shirt and overalls giving a welcoming gesture

Brandt in Watertown

The first drawer offers the interior dimensions of 14"W x 9

Piano Hammer Action Store Display Demonstrator by Wessell, Nickel, and Gross grafica this heavy-gauge tin sign featuresc. 1910s; Wessell, Nickel & Gross New York Wall mounted piano hammer action demonstrator constructed as a mechanical teaching and sales display, designed to illustrate the internal movement and interaction of a piano's action assembly. Mounted on a painted wooden backboard with an integrated base, the display features a fully articulated arrangement of wooden levers, felted hammers, dampers, and springs, all scaled and positioned to replicate real