stamped in blue ink on front of flap: Installation / LODGE ALTITUDE / No. 579 / MARCH 2ND, 1951 / WOR. BRO. EDWIN G. ADAMSON / WORSHIPFUL MASTER. stamped in ink on flap reverse u.c.: AUTOGRAPHS stamped in ink on flap reverse l.l.: SNOW GUM, MT. HOTHAM stamped in ink on flap reverse l.r.: ADAMSON.