Blackinton N.I.G.P. Advertising Badge Medal

This is a Blackinton N.I.G.P. advertising medal, a convention favor from a 1948 convention. Star shaped medal, gold colored bronze, 48 mm across (slightly over 1 7/8 inches) not including the loop on top.
Obverse, Center disc inscribed “N.I.G.P.“ with a small star in the center and the date 1948 below. Reverse five line inscription “COMPLIMENTS OF V.H. BLACKINGTON* & CO. ATTLEBORO FALLS MASS. BADGE MAKERS SINCE 1852”. * It is interesting to note that the company name is incorrectly spelled as “Blackington”.
The initials NIGP stand for National Institute of Governmental Purchasing.