Eagle was one of the big publishers of non-fiction for children in England because of their weekly magazine. They repurposed contents of the magazine into a number of books. This one is an anthology of articles collected for young people.
Eagle book of how it works. London, Longacre Press, 192 p. illus., 27 cm. 1962
I do like the idea of using my "jet pack" to leap over such a small car. Sort of like having "rocket boots."
Delta wings rule!
I also enjoy the British slant on spaceflight with this illustration of the Ariel satellite, "designed by in Britain and launched by the Americans."
Solar sails are cool too!