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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).
Status report on the drawings for the Spectre 12-Cylinder engine components.

Identifier  ExFiles\Box 30\4\  Scan243
Date  14th July 1934
  
- 18 -
BY.1/G.14.7.34.

SPECTRECodename for Phantom III 12-CYL. ENGINE.

N.Sch. 4060 Front Half Actuating Mechanism - All Helical Gearbox ............................ Recd. 28.5.34.
Detail drawings completed and issued ...... 23.6.34.

N.Sch. 4061 Side Steering Tube - Side Elevation ......... Recd. 28.5.34.
Detail drawings completed and issued ...... 2.7.34.

N.Sch. 4062 Side Steering Tube - Plan ................. Recd. 30.5.34.
Detail drawings completed and issued ...... 2.7.34.

N.Sch. 4063 Front Cross Member - Modfn. to Spring Pot Distance Piece etc .................... Recd. 30.5.34.
Detail drawings completed and issued ...... 11.6.34.

N.Sch. 4065 Modn. to Foot Brake Equaliser & Lever on Axle .................................. Recd. 1.6.34.
Detail drawings are in hand.

N.Sch. 4066 I.F.W.S. Front Elevation. Inverted Wishbone Arrgt ............................... Recd. 30.5.34.
Detail drawings not required.

N.Sch. 4068 Layout of Rear Brake Mechanism ............ Recd. 1.6.34.
Detail drawing are in hand.

N.Sch. 4070 Arrgt. shewing adjuster and brake cross rope clearances .......................... Recd. 1.6.34.
Detail drawings completed and issued ...... 26.6.34.

N.Sch. 4071 Suspension of Front End of J.3 Gearbox ..... Recd. 2.6.34.
Detail drawings completed and issued ...... 12.6.34.

N.Sch. 4072 Speedometer & Damper Governor Drive ....... Recd. 2.6.34.
Detail drawings completed and issued ...... 27.6.34.

N.Sch. 4073 Radiator Mounting ........................ Recd. 2.7.34.
Detail drawings completed and issued ...... 2.7.34.

N.Sch. 4074 Installation of J.3. Gearbox (Plan) ....... Recd. 5.6.34.
Detail drawings completed and issued ...... 4.7.34.

N.Sch. 4075 Installation of J.3. Gearbox (Elevation) .. Recd. 5.6.34.
Detail drawings completed and issued ...... 4.7.34.

N.Sch. 4076 Front Brake Operating Linkage and Balancer Gear.Recd. 5.6.34.
Detail drawings completed and issued ...... 6.7.34.
  
  


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