Price is a bit high but nice photos of one !
http://www.ebay.com/itm/Huge-Photo-cell ... 1a021f9ee7
I grabbed the photos don't think we will see one of these again for a while .
Theres a mechanical television book on ebay some photos worth grabbing as well ..
http://www.ebay.com/itm/Vintage-MECHANI ... 2ee384a0b2
Love this old tv !
http://www.ebay.com/itm/VINTAGE-1940s-O ... 1ea173014f