Bradbury, Rinman and Co
of 230 Shaftsbury Avenue, London
Possibly Wilhelm Rinman
Radmill were motorcycles produced between 1912 and 1914, by a small assembly firm. These machines were constructed using bought-in parts, sold locally and not see at the major London shows. Engines were 269cc Villiers and 364cc Precision two-strokes, with others available to order.
Sources of Information
The British Motorcycle Directory - Over 1,100 Marques from 1888 - by Roy Bacon and Ken Hallworth. Pub: The Crowood Press 2004 ISBN 1 86126 674 X