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).
Catalogue page for extension speaker models, a control unit, and their prices for yachts, motor boats, and aircraft.
| Identifier | ExFiles\Box 168b\1\ img034 | |
| Date | 1st January 1938 guessed | |
| EXTENSION SPEAKER MODELS MODEL L628T (12 volts) MODEL L628S (6 volts) MINIATURE SPEAKER. Size 7" x 5⅛" x 2¼" OVERSIZE SPEAKER. Size 9¼" Diameter, 5" deep. PHILCO TWO KNOB CONTROL UNIT. Universal fitting for mounting or building into any suitable position. Full details on page 6. PRICE, MODEL L628 : £17 . 17 . 0 DEFERRED PAYMENT TERMS AVAILABLE. For Models K628, Price £15 . 15 . 0, see previous pages. YACHTS, MOTOR BOATS, AIRCRAFT, ETC. 5 | ||