Sold for:
$150
$150
Marked Card Detector. Trapezoidal metal box with a series of three lenses in varying positions. Playing cards are placed into the device and when viewed through one of the lenses, the presence of infra-red ink can be detected, if it has been used to mark the cards. Adapted from vintage camera equipment for this purpose. 9 x 7 x 4". One lens cracked, otherwise good condition.
Auctioneer:
Potter & Potter
Date:
2011-01-29