dinarbart seem to be selling it on Amazon:Definitely not true. Only unavailable from Amazon, whom I have never dealt with.
It is available from me by mail order. Has been since the early 90s, without interuption.
Or from The Nautical Mind bookstore in Toronto.
Currently titled " Origami Metal Boat Building"
...ranked an impressive 10,936,306th in their best sellers list.
Does it have pictures of your wind vane?