4 mounted hand-colored lithographic transformational print transparencies printed by W. Spooner, London. Represented in the collection are Spooner’s Transformations, No. 3 – “The Transformed Sleepers”; Spooner’s Transformations, No. 4 – “Destruction of a Swiss Village by Avalanche”; Spooner’s Transformations, No. 10 – “Napoleon Powerful and Napoleon Powerless”; unnumbered – “Mount Hecla, with the eruption as represented at the Surrey Zoological Gardens.”