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2 examples of Paget reflection colour process.

2 examples of Paget reflection colour process.

Metal base or part from a Nernst Electric lamp

Series of examples illustrating growth of the Nernst Electric lamp

1897-1903
Series of examples illustrating growth of the Nernst Electric lamp

Series of examples illustrating growth of the Nernst Electric lamp

1897-1903
Sectioned example of Joy's Assistant Cylinder for Slide Valves, 1889 (Ex.1897-56 Pr.) ( See diagram 1927-2035)

Sectioned example of Joy's Assistant Cylinder for Slide Valves

1889
Example, drum wound motor armature, with slotted core, 2 bhp.

Example, drum wound motor armature