Scheller guitar tuner Modell R (rectangular)
plate: brushed brass,35mm
shaft: steel string bronce
buttons: 05 horn, Oval 21 x 14 x 6,5mm
sleeves: H1
caps: ZF
rings: R1
Serialnumber: 210211

Scheller guitar tuner Modell F (Baker)
plate: brushed brass,35mm
shaft: imitated ivory
buttons: 06 bone, Segovia 20 x 15 x 6,5mm
sleeves: H3
caps: ZF
rings: R2

Serialnumber: 210128

Scheller tuner Modell Mandolin (straight)

plate: brushed brass, 23mm
shaft: 5/14
buttons: 02 imitated-ivory, circular 14mm
sleeves: H1
caps: ZL
rings: R2

Serialnumber: 200574
 

Scheller tuner Modell Mandoline (Dean)

plate: polished brass,23mm
shaft: 7/12
buttons: 01 ebony, circular 14mm
sleeves: H1
caps: ZL
rings: R2

Serialnumber: 200577