The Barber coinage consists of a dime, quarter, and half dollar designed by United States Bureau of the Mint Chief Engraver Charles E. Barber. They were minted between 1892 and 1916, though no half do
1913 D Barber half obverse
1913 D Barber half reverse
An 1858 Seated Liberty half dollar
Philadelphia Mint Superintendent Oliver Bosbyshell, Medal by Assistant Engraver George T. Morgan
The Mercury dime is a ten-cent coin struck by the United States Mint from late 1916 to 1945. Designed by Adolph Weinman and also referred to as the Winged Liberty Head dime, it gained its common name
Barber coinage
…design's minimum term expired in 1916. The Mint issued Barber dimes and quarters in 1916 to meet commercial demand, but before the end of the year, the Mercury dime, Standing Liberty quarter, and Walking Liberty half dollar had begun production. Most dates in the Barber coin series are not difficult to obtain, but…
Adolph Weinman is widely believed to have used his neighbor, Elsie Stevens, as the model for the Mercury dime.
Weinman's 1909 statue of Victory in Baltimore's Union Soldiers and Sailors' Monument has features said to bear a resemblance to those on the Mercury dime.
A pattern of the 1916 Mercury dime as illustrated in that year's Mint Director's Report. Note that the head is further to the right of the coin than on the issued piece and the head covers less of the "E". Weinman's monogram is also absent.