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).
Table of values for 'n' based on parameters K, p, and winding characteristics.
| Identifier | ExFiles\Box 68\4\ scan0168 | |
| Date | 15th February 1916 guessed | |
| (2) Table of values of n:- | Value of K.{Mr Kilner} | Pitch of winding. z | Sign of Winding. z | Value of p: 2. | Value of p: 4. | Value of p: 6. | Value of p: 8. | Value of p: 10. | |---|---|---|---|---|---|---|---| | 1. | 3 | P/R | 4/8 | 10/14 | 16/20 | 22/26 | 28/32 | | 2. | 5 | P/R | 8/12 | 18/22 | 28/32 | 38/42 | 48/52 | | 3. | 7 | P/R | 12/16 | 26/30 | 40/44 | 54/58 | 68/72 | | 4. | 9 | P/R | 16/20 | 34/38 | 52/56 | 70/74 | 88/92 | | 5. | 11 | P/R | 20/24 | 42/46 (Note: CAV SSM42) | 64/68 | 86/90 | 108/112 | | 6. | 13 | P/R | 24/28 | 50/54 | 76/80 | 102/106 | 128/132 | | 7. | 15 | P/R | 28/32 | 58/62 | 88/92 | 118/122 | 148/152 | | 8. | 17 | P/R | 32/36 | 66/70 | 100/104 | 134/138 | 168/172 | | 9. | 19 | P/R | 36/40 | 74/78 | 112/116 | 142/154 | 188/192 | | 10. | 21 | P/R | 40/44 | 82/86 (Note: Bosch 82ssm A510 Lucas) | 124/128 | 166/170 | 208/212 | | 11. | 23 | P/R | 44/48 | 90/94 (Note: R.R. S.S.m.) | 136/140 | 182/186 | 228/232 | | 12. | 25 | P/R | 48/52 | 98/102 (Note: R.R. S.S.m.) | 148/152 | 198/202 | 248/252 | | 13. | 27 | P/R | | 106/110 | | | | Reference Text (Top Right): R.R.D.NO.(144-40) A.S. (T100) /123 S.H | ||