Dental Health Centenary of the American Dental Association 1859-1959 Block of Stamps

First Day OF ISSUE Dental Health Art Craft CENTENARY OF THE AMERICAN DENTAL ASSOCIATION 1859-1959 MEN 53 SEP 14 9-AM 1959 N. Desert CAMERICAN DENTAL ASSOCIATION 1859-1959 AMFRICAN DENTAL ASSOCIATION 1859-1959 Dental Health Dental Health 100 DENTAL Dental Health 1859 417 OF ISSUE AMERICAN DENTAL ASSOCIATION 1859-1959 Dental Health CCC FIRST DAY AMERICAN DENTAL ASSOCIATION 1859-1959 EARS WIE UNITED STATES POSTAGE UNITED STATES POSTAGE