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).
Sketch comparing the top tank outlet areas to the matrix for the Phantom I and Phantom II models.
| Identifier | ExFiles\Box 15\1\ Scan162 | |
| Date | 6th December 1929 | |
| Please file Under P.II Rad F2 B SERIES D FINAL 6 M/M TO 7 M/M LARGER TUBES 6 M/M TO 7 1/2 M/M 3.650 LENGTH OF GAP 5.750 3.060 23.322 PHANTOM I F2 B SERIES MATRIX DIMENSIONS 22.250 24.500 4.250 K2 SERIES 6 M/M TO 7 1/2 M/M 3.400 LENGTH OF GAP 5.500 3.336 23.322 2.450 2.811 PHANTOM II "SS{S. Smith}" MATRIX DIMENSIONS 25.950 24.000 4.000 SKETCH SHOWING RELATIVE TOP TANK OUTLET AREA'S TO MATRIX | ||