Potter & Potter Auctions
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Sat, Dec 13, 2025 12:00PM EST
Lot 55

Ring Pull. London: Jon Martin, ca. 1940. Silent, strong, fi...

Estimate: $800 - $1,200

Bid Increments

Price Bid Increment
$0 $5
$30 $10
$100 $25
$500 $50
$1,000 $100
$2,000 $200
$5,000 $500
$10,000 $1,000
$20,000 $2,000
$50,000 $5,000
$100,000 $10,000
Ring Pull. London: Jon Martin, ca. 1940. Silent, strong, finely made device assists in the vanish or a borrowed ring from between the hands, or even a metal birdcage. Alligator-type clip screws to cable; object to be vanished may be locked into its ?jaws" for vanish. Dural aluminum construction. Hallmarked ?JM." Working. Considered the best device of its type ever manufactured.