Copy letter from Herbert Rix, to the Editor, 'Leisure Hour', 56 Paternoster Row 'Dear Sir, I thank you for your note of the 8th inst. [instant]. I had overlooked the fact that the cut in question was a reproduction from Verbeck, from whom Prof. Judd [Professor John Wesley Judd] had obtained permission to copy the plate. We should be glad, however, of your mentioning our volume as you ^have^ promised. Yours faithfully, H Rix Asst. Sec. RS. [Assistant Secretary, Royal Society]'. 12 June 1889