|Alternative reference number||NLB/39 p14|
|Title||Copy letter from Robert William Frederick Harrison to H F Parshall, Salisbury House, London Wall, EC|
|Date||16 November 1908|
|Description||'Dear Sir, |
We are unable to forward you copies of Mr Duffield's two papers, as requested in your letter of the 13th. We can supply you with a copy of his first paper on Arc Spectra under Pressure (Iron) if you will send a postal order for 3/6. The second paper (Copper) is not yet published, but will be out in a week or two.'