From this extract it looks as though Silver Queen was a generic name, Trikeman
FOLKESTONE HERALD. SATURDAY, AUGUST 30th 1930.
FLIGHT SGT. GREENSTEEET. first joined what was known as the Royal Naval Flying Corps, which in 1914 was turned into the Royal Naval Air Service and finally into the R.A.F. He has been flying (always in airships) since 1914- 15, and did much flying during the war aboard the Silver Queen airships which accompanied troops across the Channel.
Strangely enough there was a Silver Queen Garage at Capel-le-Ferne, possibly on the site of the RNAS station. The station was subsequently used by the local motor firm of Martin Walter but, sadly, the concrete "dock" was later filled in.