| Unidentified photographer/creator A New Photographic Barrow 1859, 21 Sept (letter), 1859, 15 Oct (pub) Magazine page Google Books LL/34443 "A New Photographic Barrow: To the Editor of the Photographic Journal" in "The Photographic Journal", October 15, 1859, No.90, p.60. A Letter from Ben. R. Mulock, North End, West Hampstead, Sept 21, 1859
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