Letter from William Grey Walter to George Dawson, 30 December 1943

Describes his conversion of the analyser pen to tube feed and the use of softer coupling springs in the Grass ink writer. Describes Lay (Marconi) bid for the London County Council E.E.G. contract.

Details

Measurements:
264.00mm (height)
210.00mm (width)
Extent:
1 letter
Identifier:
BURD/A/12/GD07
Access:
Open Access
rights:
Copies may be supplied in accordance with current copyright legislation and Science Museum Group terms and conditions

Browse this archive