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).
Comparative table of car radiator specifications based on engine displacement per mile on a direct drive basis.
Identifier | ExFiles\Box 24\4\ Scan112 | |
Date | 3rd October 1923 guessed | |
COMPARISON ON ONE LITRE DISPLACEMENT PER MILE ON DIRECT DRIVE BASIS. First table: Column Headers: Car. Order of merit., Area of matrix face per 1000 ltr. displ:per mile., sq.ins. Fiat: 110.0 (handwritten: 108) Panard: 100.33 Delage: 98.6 Bentley: 95.3 R-R 20 HP.: 90.8 Hispano: 88.6 Farman: 86.0 Isotta: 78.3 Napier: 78.1 Voisin: 74.5 Minerva: 65.25 New R-R Rad (handwritten) R-R 40/50: 60.6 R-R 40/50: 57.6 (crossed out) Packard: 51.4 Second table: Column Headers: Car. Order of merit., Wtr.cap. galls.per 1000 ltr. displ:per mile., galls. Minerva: 1.2 (handwritten over a crossed-out 1.8) Hispano: 1.149 Bentley: 1.145 Delage: 1.09 R-R 20 HP.: .95 R-R 40/50: .888 Voisin: .803 Fiat: .772 Third table: Column Headers: Car. order of merit., Surface of core per 1000 ltrs. displ: per mile., sq.ft. Panard: 31.05 Isotta: 26.9 Hispano: 25.62 Farman: 24.9 Fiat: 23.9 R-R 20 HP.: 22.8 (handwritten over a crossed-out 21.75) Bentley: 20.65 Delage: 20.4 Minerva: 20.25 Napier: 19.9 New R-R Rad (handwritten) R-R 40/50: 18.5 R-R 40/50: 17.62 (crossed out) Voisin: 16.18 Packard: 15.0 Fourth table: Column Headers: Car. Order of merit., Surface of core per inch of depth per 1000 ltr. displ: per mile., sq.ft. Fiat: 7.93 Panard: 7.79 Hispano: 7.0 (crossed out, handwritten correction: 7.4) Bentley: 6.89 Delage: 6.28 Farman: 6.2 R-R 20 HP.: 5.77 Isotta: 5.67 Voisin: 5.3 Napier: 4.97 Minerva: 4.16 Packard: 3.87 New R-R Rad (handwritten) R-R 40/50: 3.85 R-R 40/50: 3.68 (crossed out) Footer note: A G a Pomes. 1 | ||