Creator: Norcross, Levi Watson
Description: " I have invented a new and useful Piano, which relates to other instruments of similar types utilizing sounding boards. To provide sound waves that may be controlled so as to increase or diminish the volume of sound produced by the instruments..." Norcross, Levi. (1910). Piano. United States Patent Office. Retrieved from http://edit.texashistory.unt.edu/ark:/67531/metapth508385/view/#page/3/mode/1up.
Contributing Partner: UNT Libraries Government Documents Department