M.D.Co. tooth colour matching set

Details
Object number
PHSL : 402
Country
Date
1940 - 1949 (circa)

Description

A set of seven colour matching acrylic (?) teeth on cellulose nitrate sticks held together on a metal chain, produced by M.D Co. Ltd. circa 1940s. Measurement given is for one sample stick.
Designers & Manufacturers
Designer (Person)
Manufacturer

Inscriptions

etched: "M D Co. Ltd. NHI" (attached disc)
Dimensions
Width
8mm
Length
70mm
Method
Colour