Catalogue Page from Exhibition Catalogue: 1907 Fifty-second Annual Exhibition of the Royal Photographic Society of Great Britain

showing (E07A053) Exhibit no. [682]: Exhibit of specimen print on various papers including Seltona, Tintona (new tinted paper), Leto-Pigment, Leto-Gaslight, and Leto Colour Toners by Leto-Photo Materials Co., Limited, The ()