Copy letter from Robert William Frederick Harrison, to the Commissioner of Patents, United States Patent Office, Washington Harrison states that their printers have informed them that Philosophical Transactions of the Royal Society A 201, noted as deficient in the United States Patent Office set, was sent on 14 October 1903, but that they have sent another copy through Messrs Wesley & Son. If they locate the duplicate in their library, he asks that it be returned. He states that no volume in series B is due, with the most recent volume, 198, still being in progress. A copy will be sent upon completion. 29 January 1906