The Rolls-Royce 20/25 was engineered to be the smaller sibling to the marque’s larger Phantom II.

Thanks to the increased engine output, coachbuilders could offer more lavish coachwork without the hazard of reducing satisfactory performance.

Almost 4,000 examples were manufactured and sold between 1929 and 1936, making it one of Rolls-Royce’s best-selling contemporary models.

This 1932 Rolls-Royce 20/25 was originally provided as a six-passenger Enclosed Limousine by Hooper.

Factory documentation on file shows that the chassis was completed in early August, extensively tested, and then relayed to Hooper for bodywork on 18 August.

It was delivered new on 27 September the freshly-knighted Liberal politician Sir Ronald Wilberforce Allen.

Factory documentation on file lists all of Allen’s requested specifications.

In recognition of his recent knighthood, the factory discounted Allen’s order by 20 percent! The service file supports the idea that Allen retained this 20/25 until his su...