Letter from Swale Vincent, University of Manitoba, Winnipeg, Canada, to The Assistant Secretary, Royal Society Refers to a previous enquiry about the reproduction of illustrations. Provides a list of specific illustrations from various sources and requests cliches for reproduction. The publisher is Mr. Edward Arnold, who is informed about the potential need for cliches. Attached is a handwritten letter, dated 6 January 1912, informing of a "serious omission" whereby he did not express his thanks. 4 January 1912