Vintage F. A. Rauner Navy Band Harmonica - shopgoodwill.com
Lot 2 Jolly Jack Harmonica Hugo Rauner Bergrauner made in Germany USSR Occupied | eBay
Old German harmonica. Schlossmeinel Hugo Rauner KG, Germany, first half of the 20th [...] | lot 454 | Objets d'Art Russes et Européens at Baltic Auction Group | Auction.fr | English
Vtg Hugo Rauner 12 Hole 48 Chromatic Harmonica Made in Germany in Original Box | eBay
Hugo Rauner Concert Harmonica | National Museum of American History