[fragment]
[engraved address:]
London, 372, Oxford Street. W.
Octr 15th 1868
Messrs J. Robbins & Co present their respects to H F Talbot Esq and beg to say the plastic or amorphous Sulphur cannot be kept on sale as it speedily passes into the condition of ordinary Sulphur, for taking impressions it must be used almost immediately when made
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