Dating old thimbles
Most surviving spoons dating from before this time would have been made of solid silver, although the poor might use crude spoons of less durable materials such as wood or horn.
Other early thimbles were made of bone, horn or leather and have been found all over the world - apparently sore fingers from sewing are a universal condition.
By the 15th century European fine ladies had thimbles made from silver and gold.
Many were unused because they didn’t fit or were considered too special for mundane sewing. American companies used similar, but not always identical, systems.
Approximate sizes in the United States: child’s 1-5; small 6-8; medium 9-11 and large 12-14.
Auction and manufacturer's catalogues are good sources of identification data, as may be the many books that have been published about thimbles already.