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19, Bloomsbury Street,
London. 25 Sep 1868
W. C.
Rev.d Sir
I beg leave to inform you that I forwarded the Eyepiece to for Heliograph to your address at Paris on the 16th iust, and I hope it has reached you in safety:
I am Sir
Your Obed Sect
J.H.Dallmeyer
The Revd P.A. Secchi
