Richard Beard, 1851, 292 Beard, Richard, 85 King William Street, City - Producer and Patentee, Book page, Google Books, LL/34646
Richard Beard 1851 292 Beard, Richard, 85 King William Street, City - Producer and Patentee
Book page Google Books From "Official Descriptive and illustrated Catalogue of the Great Exhibition 1851" (London: Spicer Brothers, W. Clowes and Sons), p.440.
[The comments R.E. are by Robert Ellis (F.L.S.) Great Britain.]
292 Beard, Richard, 85 King William Street, City Producer and Patentee.
Photographic pictures by a new patent process, whereby daguerreotypes are "enamelled."
[The enamelling referred to would appear to consist in removing the glare of the polished plate by a transparent covering, resembling a varnish. The present method of fixing a daguerreotype picture is by gilding, with a solution of the hypo-sulphite or chloride of gold. R. E.]