Ken.
....from a magazine or a book?...don't recognise the format.
Hi Ken. Thought I'd answer that here. From an annual magazine called AeroCrafter. I bought a few of them in the 90's, don't know if they're still around. Largely American content, but what interested me most was the projects or "In Development" section. I've always wanted to use them here
but could never find them on the net. I guess the World moved on and they were forgotten? If you're interested I can e-mail some to you or post them here for others to try?...during quiet periods?
eg....
