I went there when Google popped it up while I was searching for something else. At first I thought it was rather low in content, until I clicked on the “Archives” link.
Couple hundred horns and misc. The pictures are BIG and range from trivial instruments (e.g. Bundy alto clarinets) to early flutes and more. It’s just unfortunate that they watermark all their pictures with the website’s name. A bit subtler would be nice, or at least out of the way enough so I can see some detail!