D. Dörfler, Silver/Ebony
Arthur Thoma, silver & ebony
J.P. Gabriel, silver & ivory
K. Schäffner
Alan Lorenz, nickel & ebony
Alfred Knoll 190K
Alfred Knoll, Germany, #230
Alan Lorenz, nickel & ebony
Alfred Knoll 190
Alfred Knoll 290, silver & ebony
Alfred Knoll, Germany, #190K
Alfred Knoll, Silver/Ebony 290K
Horst Schicker #14, silver & ebony
Seifert Workshop #660, Germany, nickel & ebony
Lothar Seifert, Silver/Ebony #340
Horst Schicker, Baiersdorf Model #11
Lothar Seifert, Silver/Ebony
G. Rudi Steinel
Dörfler workshop, Bubenreuth c. 1975, silver & ebony
K. Schäffner