A brand that appears in the collection showed in Kew (UK). The upright inline four-cylinder engine that gives 140 hp is showed below.

"Adams 140 hp engine"

The following engine appears as a possible Adams in the same UK collection, although it is not sure that it is an Adams. Being so, in this edition it will appear in the UFO engine list.

“Possible Adams” (PiP)

-Both photographs made by Dave Birch from the AEHS.