1899 - 1900
Mclachlan was an engine builder running on heavy oil, and fitted a few of his engines in light cars. In 1899 he built a 3-wheeler with a rear-mounted horizontal single-cylinder engine, which cost only £75. In 1900 he made a 4-wheeler with 3 1/2hp single-cylinder engine.
Source: Nick Georgano / The Beaulieu Encyclopaedia of the Automobile