Good stuff.
The third pic, showing YF-U, was taken at Speke (Liverpool) airport, at the end of the European war. The airport has since been re-designed, with new runways and terminal buildings, slightly east of the original field, now being known as John Lennon International Airport.
The original terminal and control tower, seen in the pic, have been preserved and now serve as a hotel complex.
Good spotting Terry, was gonna do the same. As an aside, the motto of John Lennon Airport is, not surprisingly, "Above Us Only Sky" - a line from Lennon's classic track "Imagine", and Ian Hislop of British satire magazine Private Eye once quipped, the baggage handlers had their own motto from the same song, "Imagine no possessions..."