Not maybe mate !! It is!! Despite it's name, the figures just didn't add up and it was scrapped
I saw it on the runway on its maiden flight from Southend in 1957, I was on the top deck of a bus on my way back from school.
I knew my challenge was doomed as soon as I saw you were back online, I suspect you'd have gor my other one too, but it may have taken a little longer!
You have control skytrain 
Edited to say tough luck
Reg