Copy letter from Herbert Rix, to Dr J Inglis-Parsons, 9 Collingham Place, South Kensington Rix explains that the Royal Society regulations require any paper brought by a stranger, be endorsed with the name of a Fellow , to insure its suitability for reading at a meeting of the Society. Parsons' note and pamphlet will be brought to the attention of the officers. 14 May 1889