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).
Parts list for the armouring of a 40 m/m Naval Gun, Type BD.
| Identifier | ExFiles\Box 175\3\ img080 | |
| Date | 17th August 1940 | |
| To WPG. from Rm{William Robotham - Chief Engineer}/HH. c. Rm.{William Robotham - Chief Engineer} c. Wr. c. We. c. Mer. c. Ray/W.H. Sec.1280 - Mounting & Fittings. QFL.123, Armouring for 40 m/m, Naval Gun. Type BD.{Mr Berend} Please receive herewith 2 prints of each of the following parts, which have been detailed in accordance with the above scheme :- QR.149 Armour-plate - Armouring 2 Off. QR.150 Tie Plate - LH{Mr Haworth} Plate to Bottom tie 1 " QR.151 Supp. Plate - side to Intermediate 2 " QR.152 " " - Intermediate (RH{R. Hollingworth}) 1 " QR.153 " " " (LH{Mr Haworth}) 1 " QR.154 Bottom Support Tie 1 " The following standard parts will also be required :- K.511 Bolt - Support Plates 24 Off K.4322 Nut " " 24 " K.9012 S.Washer " " 24 " This completes the instructions for the above scheme. Rm{William Robotham - Chief Engineer}/RH.{R. Hollingworth} 2 blueprints of each to Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} for Blk. 1 " " " " Ve. | ||