English, c.1921-1923, number 7870 (no preceeding letter) in nickel plate with white on black scales, cursor a single tube with index marks in the form of arrows, no address on scales, in fitted velvet and silk lined case, covered in black Morocco leather with gilt decoration, silk with label 'Otis King's Patent Calculator Patentees and Sole Manufacturers Carbic Limited, 51, Holborn Viaduct, London EC1', case 18cm
English, c.1921-1923, number 7870 (no preceeding letter) in nickel plate with white on black scales, cursor a single tube with index marks in the form of arrows, no address on scales, in fitted velvet and silk lined case, covered in black Morocco leather with gilt decoration, silk with label 'Otis King's Patent Calculator Patentees and Sole Manufacturers Carbic Limited, 51, Holborn Viaduct, London EC1', case 18cm
Testen Sie LotSearch und seine Premium-Features 7 Tage - ohne Kosten!
Lassen Sie sich automatisch über neue Objekte in kommenden Auktionen benachrichtigen.
Suchauftrag anlegen