Machine List
The models and the years of their introduction are...

Light Commercial Vehicle
600cc single cylinder........................1932

D.S.1 (down swept exhaust)
250cc motorcycle............................1934

U.S.1 (up swept exhaust)
250cc motorcycle............................1934

H.L.3 (high level exhaust)
350cc motorcycle.......................1935

L.L.4 (low level exhaust)
350cc motorcycle........................1935

L.P.5 (low pipe exhaust)
500cc motorcycle........................1935

H.P.6 (high pipe exhaust)
500cc motorcycle.......................1935

Scroll down & click on images for more details

1934 Stevens 250cc DS1 Stevens 1934 250cc Race Special Stevens 250cc D.S.1
Stevens 1935 500cc H.P.6 1936 Light Van Stevens 1935 250cc D.S.1
Stevens 1932 Light Van 1935 250cc DS1 Stevens 1936 500cc H.P.6
1937 Stevens 500cc HP6 Stevens 1937 500cc H.P.6 Stevens 1937 350cc L.L.4
Stevens 1938 350cc L.L.4 Stevens 1935 250CC U.S.2 Stevens 1934 500cc Model
UJ 350 LL4 We are awaiting photos of another light van We are awaiting more photos and details of this bike