Silver colored tailor's thimbles with open ends, made in the USA by C.S. Osborne. The MM measurement below is the inside diameter of the thimble at
Vintage German Marked Thimble Lot of 7 / Sewing Thimbles
C.S. Osborne 5 Pk. Open End Thimble Size 0 Made In USA Vintage
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/ Del Kern Upholstery Supply > C.S.
Early Vintage Handwoven Thimble Holder Basket and Thimble, Needlework, Sewing, Embroidery, Seamstress, Mending, Quilting, Haberdashery