Grace's Guide
British Industrial History
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,028 pages of information and 231,556 images on early companies, their products and the people who designed and built them.
Clarke's Engineering Works
From Graces Guide
1913-1914 Maker of the Invicta cyclecar using an 8hp JAP engine
1920 Advertisement. Clarke's Engineering Works, Clarendon Square, Leamington Spa. Sole agents for Worcestershire for the 'Traffic' Motor Lorry.[1]
1920 Sale of stock-in-Tarde and fittings. 'LOCKE & SON WILL SELL AUCTION, under instructions from CLARKE’S ENGINEER; WORKS.” on the above date, at GARAGE NO. 2. CLARENDON SQUARE, LEAMINGTON SPA, the STOCK-IN-TRADE and FITTINGS, DYNAMO, SHAFTING, Lathe. Electric Drilling Machine, MOTOR and STARTER. Double Emery Wheel. DEASY and PHOENIX CARS. NEW INVICTA CHASSIS, etc.,'[2]