| F.R. Grumel (Switzerland, patentee) Patent illustration for F.R. Grumel "Photograph Album" (USA, No. 1,283, 32,287) n.d. Patent illustration US Patent Office LL/82821 US patent: US32287A. (14 May 1861).
I'm indebted to @PhotoHistorian on Twitter and Michael G. Jacob for bringing this illustration to my attention (Facebook, Carte de Visite and Cabinet Card Photography, 15 May 2018).
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