Overall: 5 1/2 x 2 1/8 in. ( 14 x 5.4 cm )
Inscription: ribbon reverse, across top, printed in black: "MADE BY/The Sommer Badge Co./NEWARK, N.J."
Inscription: lower section of ribbon reverse, manufacturer's label, imprinted in black: "The Sommer Badge Mfg Co./MAKERS OF/BADGES, BANNERS/BUTTONS, NO
Yellow silk satin pin-back ribbon badge printed in black; depicts stylized shamrock leaf with number "28" at center; inscription: "1st BRIGADE/30th DIVISION/2nd CORPS/23rd ANNUAL/REUNION/Veterans Association/28TH Reg't. N.J. Vols./New Brunswick, N. J./Sept. 23rd, 1909." Cardboard label with manufacturer's name applied at lower section of ribbon reverse.
Due to ongoing research, information about this object is subject to change.