Explore "A SIGN of QUALITY" by John A LeCATO, President of STANDERT PNUMATIC ACTION CO. This 37-page manual from 1917, in a 123.6MB PDF zip file, details installing electric motors for player pianos. Author: STANDERT PNUMATIC ACTION CO. (John A LeCATO, President) Description:  Instillation of Pneumatic action for piano players. Printing year: 1917 Pages: 37 Pdf Zip size: 123.6MB Note: Scanned and enhanced from an A4 copied publication. Ideal for antique instrument collectors, restoration enthusiasts, and skilled handymen, this manual provides step-by-step instructions and insights for player piano performance enhancement. This document reveals the craftsmanship and expertise behind early 20th-century player pianos. It’s perfect for those restoring vintage pianos or understanding their mechanical beauty. Dive into "A SIGN of QUALITY" and elevate your restoration projects with this valuable resource, breathing new life into your cherished instruments.