Letter from [Edwin] Ray Lankester, 29 Thurloe Place, South Kensington, to Mr [Robert] Harrison, [Royal Society] Upset by what he believes to be a mistake of the author of the enclosed card, requesting for Harrison to assure him that this is the case [enclosure not present]. States that he is anxious to get his paper out and to not show any impatience. Informs he has returned the original drawing a specific plate and with it the reflected proof, approved by himself, in brown ink. 2 April 1912