ORIGINAL PATENT APPLICATION NUMBER 6,891 FOR IMPROVEMENTS IN MECHANICAL MUSICAL INSTRUMENTS WITH ROTARY MUSIC SHEETS.
Book Details
Author(s)Paul (inventor). Lochmann
PublisherHMSO
ISBN / ASINB000HGTVZM
ISBN-13978B000HGTVZ2
Sales Rank99,999,999
MarketplaceUnited States 🇺🇸
