Under the stewardship of General Motors' President William C.

Durant, Buick production rose dramatically.

The company introduced its first 6-cylinder car in 1914 and for a period in the 1920s the range would consist entirely of sixes.

A detachable cylinder head, strengthened chassis and axles, and 4-wheel brakes were new introductions on the 6-cylinder line for 1924, the last year of Buick's base-model four.

Replacing the latter for 1925, the Standard Six boasted a new, overhead-valve engine displacing 191cu in and producing 50bhp, while the larger Master Six came with a 255cu in, 70bhp unit.

The duo was restyled for 1926 and given larger engines of 207 and 274cu in respectively and continued almost unaltered throughout 1927.

For this season, the cars were visibly distinguishable by their slightly rounded radiator edges and on Fisher bodies such as this car, a dual swage molding.

It was at this point that the Buick received the attention of rising star Harley Earl.

Earl's mammo...