Letters from Arthur Walden, Marquess of Tweedale, to Philip Lutley Sclater regarding an offer from the Duke of Wellington of two male llamas, Fellowship of the Zoological Society of London, specimens of an insect, and subscriptions to the Society

Notes for the Estimates Committee on Miss Sladden who was given accommodation in the Reptile House to continue her research on stick insects in return for helping with the rearing of reptiles and amphibia