A search of Lapthorn on Amazon UK shows 3 pages including books by my nephew Nicholas Lapthorn, who is a geographer.
I bet this post gets quite a few hits!
See https://www.goodreads.com/book/show/1311754.Merc_and_Her_Men
Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
My 500mW stand-alone 10m WSPR beacon has been on since this afternoon. So far, 13 stations have spotted me.