1 photograph : daguerreotype ; sixth plate, visible image 7 x 5.6 cm.
The Bancroft Library
<physfacet label="Image Package Note">Original component parts: plate, mat, cover glass, preserver. Plate: face and ring hand colored. Mat: decorative oval, with diamond pattern. Preserver: decorative.</physfacet>;;;<physfacet label="Container or Case Note">Type: case. Motif: geometric - scroll leaf. Material: paper over wood. Dimensions: 9.3 x 8.1 cm. Pad: purple velvet with embossed motif.</physfacet>;;;<physfacet label="Marks, Inscriptions and Accompanying Material">Embossed on mat (verso, center): Holmes, Booth and Hayden's Patented Oct. 1855.</physfacet>;;;
Image 2: During treatment: Holmes, Booth and Hayden's 1855 patent mark on brass mat. (Scanned from a 35mm slide.)
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