Not sure if you can see these pics, but here's some very very old American examples. Ignore the crazy prices; these have been listed for years.
http://www.vintageaudio.net/members/view.php?item=161
http://www.vintageaudio.net/members/view.php?item=160
http://www.vintageaudio.net/members/view.php?item=161
http://www.vintageaudio.net/members/view.php?item=160
