Introduced in October 1928, the Armstrong Siddeley 12hp was arguably the marque’s first model to target mass market sales.

Powered by a sidevalve, six-cylinder 1236cc engine, the newcomer offered class competitive performance and was more refined than some four-cylinder rivals.

Retained by its first owner P.C.

Newill until his death in 1961, he entrusted the Armstrong Siddeley’s maintenance to supplying dealer Bridge Garages Ltd of Cirencester throughout his tenure.

Belonging to its second keeper for just two years, the 12hp was acquired by the vendor’s father, J.H.C.

Turner, during December 1963.

Treated to a thorough engine overhaul shortly thereafter, the Tourer has been regularly maintained over the past six decades.

Inherited by the seller last year, he deems ‘DG 6007’ to be ‘a perfect candidate for the oily rag treatment’ on the basis that is in fair mechanical condition with sound bodywork and patinated paintwork.

The interior trim is said to be in ‘fair’ order albeit th...