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).
Chart showing average speeds required to equal handicap for the 1936 International Tourist Trophy Race in Ulster.
| Identifier | ExFiles\Box 90a\6\ Scan044 | |
| Date | 1st January 1936 | |
| THE INTERNATIONAL TOURIST TROPHY RACE ULSTER - 1936. AVERAGE SPEEDS TO EQUAL HANDICAP Y-Axis (Left): AVERAGE SPEED M.P.H. 90, 89, 88, 87, 86, 85, 84, 83, 82, 81, 80, 79, 78, 77, 76, 75, 74, 73, 72, 71, 70, 69, 68, 67, 66, 65, 64, 63, 62, 61, 60 X-Axis (Bottom): DURATION OF RACE 4 HOURS, 5 HOURS, 6 HOURS MINUTES 0, 10, 20, 30, 40, 50, 60 Vertical Labels: HANDICAP SPEEDS Diagonal Line Labels: 89, 88, 87, 86, 85, 84, 83, 82, 81, 80, 79, 78, 77, 76, 75, 74, 73, 72, 71, 70 Lap Times Table (Left): LAP TIMES MINS. SECS. 89 - 9 - 12 3/5 88 - 9 - 18 4/5 87 - 9 - 25 1/5 86 - 9 - 31 4/5 85 - 9 - 38 2/5 84 - 9 - 45 3/5 83 - 9 - 52 4/5 82 - 10 - 0 81 - 10 - 7 1/5 80 - 10 - 14 3/5 79 - 10 - 22 2/5 78 - 10 - 30 2/5 77 - 10 - 38 3/5 76 - 10 - 47 75 - 10 - 55 3/5 74 - 11 - 4 2/5 73 - 11 - 13 2/5 72 - 11 - 23 71 - 11 - 32 3/5 70 - 11 - 42 3/5 69 - 11 - 53 68 - 12 - 3 4/5 67 - 12 - 14 66 - 12 - 25 1/5 65 - 12 - 36 4/5 64 - 12 - 48 4/5 63 - 13 - 0 2/5 62 - 13 - 13 1/5 61 - 13 - 26 2/5 60 - 13 - 39 4/5 Class Table (Right): CLASS 1 & 2 3 4 (2) 4 (1) 5 6 (3) 6 (2) 6 (1) 7(3) 7(2) 7(1) 8 | ||