Creative Engineer's - ""The Hot Bulb Engine"" The hot bulb engine, or hotbulb or heavy oil engine is a type of internal combustion engine. It is an engine in which fuel is
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Optimus starting blow lamp for stationary engine hot bulb engine t/w another Cambridge Vintage Sale - Sale 1 -- Printed ephemera, catalogues, manuals, instruction books, prints, pictures, models, bygones, cast iron seats,
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