You can see tiny #324, Powell, and Mason markings on them if you look up close (didn't photograph too well, though).
Vintage Swank Silver Toned Pair of Cufflinks
Pair of Vintage Swank Buddha Cufflinks Bavarian Crystal International Collection
Vintage Pair Of Swank Silver Tone Cufflinks Square Quilt Pattern Design
CUFFLINKS ~ NICE PAIR OF GOLD TONE SWANK WITH RED STONE CUFFLINKS
Lot of 4 Tie Bars, 4 Tie Pins, 2 Pair of Cuflinks Excellent Vintage
sterling silver gorgeous pair of anklets one of a kind vintage never worn!