This is a 1906 Barber dime engraved by Charles Barber. Designers were, obverse side, Charles Barber and reverse side, James Longacre. The issue date was 1892 to 1916. It measures .71 inch in diameter and is 2.5 grams. Metal content is 90% silver and 10% copper. The edge is reeded. Info from Guide to US coins by the Editors of Coin World. Coin is not graded. It is circulated and does not have a mint mark. I can make out the first 4 letters of Liberty on the head band. Rest is worn. There is surface wear and light scratches on this 100 year plus coin. Great old coin for your collection.
1906 Barber Dime