The whole thread started when artist Graeme Boyd of my pigeon discussion group emailed us this video of Chinese pigeons being flown with whistles.
Everyone knows that this is an interest of mine. I even have a collection, sent to me by a German scholar who taught in Beijing and whom we showed around Ulan Bataar.
When I played the video, I discovered that the Englishman narrating was my friend Al Gates, legendary Berkutchi and the only person ever to hunt with one eagle and then breed her and hunt with her son.
Of course I immediately e- mailed to see if he had anything else new going on. He did, of course, and I'll post that above.
Meanwhile, as though in synchronicity, new pigeon and eagle material just kept coming in. There was this Life Magazine image from Chas:
I think I'll add this older one of a pigeon with a camera, from the Spy Museum via Annie H: