There are 3 names in this directory beginning with the letter Y.
A type of collection where one coin of each denomination is selected for a year regardless of mintmark of varieties.
A cataloging system for coins created by R.S. (Richard S.) Yeoman. Although the Krause-Mishler catalog numbers has made this cataloging system obsolete, it is common to see many Asian coins referred to by their Y#. See also Krause-Mishler.