E. F. Johnson Company Employee Service Pin. Material: metal. Size: 1/2" W. x 1/2" H. (a) Description: gold metal pin featuring the Viking E.F. Johnson logo in center, "E.F. Johnson Co." printed below logo; two pink stones on lower edge; metal clasp on back. (b) Description: gold metal pin featuring the Viking E.F. Johnson logo in center, "E.F. Johnson Co." printed below logo; one pink stone on lower edge; metal clasp on back. (c ) Description: gold metal pin featuring the E.F. Johnson logo in center, "E.F. Johnson Co." printed below logo; metal clasp on back.