69 mm.Medal minted for the Victorian Intercolonial Exhibition 1875 to select Victorian entries for the Centennial Exhibition in Philadelphia, 1876. The Exhibition was opened in Melbourne in Sept.1875 and closed in November that year. Winning exhibits were sent to Philadelphia for display in its Centennial Exhibition, which opened ... Medal - Melbourne 1875 for Philadelphia Centennial Exhibition Prize, Victoria, Australia, 1875-1876; bronze, awarded to Louis Muschialli (for his picture frames); 69 mm. Designed by Campbell & Hogarth. Medal minted for the Victorian Intercolonial Exhibition 1875 to select Victorian entries for the Centennial Exhibition in Philadelphia, 1876. The Exhibition was opened in Melbourne in Sept.1875 and closed in November that year. Winning exhibits were sent to Philadelphia for display in its Centennial Exhibition, which opened on 10 May 1876. This medal was designed by Oswald Rose Campbell, engraved by Julius Hogarth and struck by Stokes and Martin.