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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Technical drawing for a black electric light fitting for the 'Elmstead' entrance.

Identifier  ExFiles\Box 38\3\  Scan299
Date  31th October 1922 guessed
  
LEC 1642

THESE THREE PIECES CAN BE SWEATED TOGETHER THEY HAVE TO CARRY ONLY COMPRESSION. THICKNESS UNIMPORTANT.

THICK RING OF BRASS TAPPED FOR THREE SCREWS 3BA. IF SPINNING IS USED 3 PIECES OF BRASS CAN BE SOLDERED INSIDE.

LAMP IS APPROXIMATE. IF THREAD FINISHES AS SHEWN, LAMP COMES IN CORRECT POSITION.

PLATE MENTIONED IN LETTER - ABOUT 2" DIAMETER.

MUST NOT EASILY SCREW OUT, EXPAND END OR SWEAT.

3 WOOD SCREWS (BRACE)

5/8" STOUT BRASS TUBE OVER WHICH SLIDES FREELY THE 3/8" TUBE OF THE OUTER FITTING.

THREAD SHOULD NOT WEAKEN TUBE EXCESSIVELY.

FOR "ELMSTEADHenry Royce's home in West Wittering" ENTRANCE. MUST LOOK NICE BUT NOT SHOWY: THEREFORE BLACK FINISH.

ELECTRIC LIGHT FITTING FOR "ELMSTEADHenry Royce's home in West Wittering" WEST WITTERINGHenry Royce's home town.

LEC 1642.

13/10

Dimensions:
2 5/8"
3 1/4"
1/4"
3 1/2" LONG

Labels:
NUT
LAMP HOLDER NOZZLE
INSIDE
  
  


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