Syracuse China 1960s Restaurant Grade Diner Mugs Set

The Syracuse China Company produced collections for home use, railroad use and restaurant use. These are from the restaurant/diner line. You can identify the time period in which they were manufactured based on the codes on the bottom of the cups.

These three in the set are coded as follows: 93-D = April 1964 92-L = December 1963 91-J = October 1962