Joined: Oct 2016
Posts: 854
Likes: 334
From: Cambridge UK
Bikes: 1903 24 spd Sunbeam, 1927 Humber, 3 1930 Raleighs, 2 1940s Sunbeams, 2 1940s Raleighs, Rudge, 1950s Robin Hood, 1958 Claud Butler, 2 1973 Colnago Supers, Eddie Merckx, 2 1980 Holdsworth, EG Bates funny TT bike, another 6 or so 1990s bikes
Sunbeam
The S in the serial number places it in the 1940s at the earliest. John Marston sold the business to ICI before WW2 and the bicycles were essentially rebranded BSAs as they were made with BSA parts until the early 1950s wherein most bicycle marques went bust.