This vintage past masters medal features a large ornate square crafted in sterling silver. The square is engraved with many Masonic symbols. Hanging from the square is Euclid's problem topped with the lodge number 51, the square is attached  to a light blue ribbon with 3 sterling silver bars, the center one with open cut design. the top bar is inscribed  C. H. K. the middle bar cut out 1989, the bottom bar inscribed university lodge. the back of the square inscription presented to past master Christian H. Kueler by univesity lodge No. 51 F. & AM Jan 8 1990 penna. the badge and case is in fine condition.  the maker of the badge is WM. Lehmberg & Sons Lodge Regalia Philadelphia. sterling weight 1.445 ozt.