Letter from Cecil Charles Windsor to Philip Lutley Sclater requesting a press pass for the Gardens as he was illustrating a series of articles for the English Illustrated Magazine

Letter from Philip Hermogenes Calderon to Philip Lutley Sclater requesting a card permitting his son, William Francis Calderon, to sketch lions and leopards at the Zoological Society of London

Letter from John Collier to Philip Lutley Sclater regarding permission to paint in the Zoological Gardens

Letters from Wolfram Onslow Ford to Philip Lutley Sclater requesting artist tickets for the gardens of the Zoological Society of London

Letter from Adrian Jones to Philip Lutley Sclater requesting permission to model or draw from the animals in the gardens of the Zoological Society of London

Letter from H Woods who says he spoke to Wombwell (a dealer in Commercial Road) about the kangaroo. He would be satisfied with the female and would give an equivalent. He had his eye on a bear in the corner on the left of the elephants. He encloses a drawing of the head of the bear but the den was too dark to see it distinctly

Collection of biographical notes on Yarrell; bibliography of his published works; copies, transcriptions and abstracts of letters to and from Yarrell; copies of wood block engravings