Copy letter from Robert William Frederick Harrison to The Editor of "Nature" 'Dear Sir, With reference to your note of December 23rd 1908, I have instructed our printers, Messrs Harrison & Sons, to send you on loan the original block showing a "view of the magnetic hoses at winter quarters" from plate 15 of the National Antarctic Expedition, Physicals Observations Volume. I shall be much obliged if you will return the original block to the Royal Society as soon as you have finished with it.' 4 January 1909