Letter from William B Carpenter to Philip Lutley Sclater regarding the projected line of railway along the course of Regent's Canal
Letter from Edgar Chatterton to Philip Lutley Sclater regarding no longer being able to view the animals behind the cages following reports in the newspapers about the way in which the reptiles were being fed in the reptile house
Letter from Edmund B d'Auvergne to Philip Lutley Sclater regarding the feeding of live animals to snakes in the Reptile House
Letter from Sir Garrard Tyrwhitt Drake to Sheffield Airey Neave about Geoffrey Marr Vevers returning to the Zoological Society of London, and a report on the buildings at Whipsnade
Letter from Mrs E E Mappin regarding the estate of John Newton Mappin and authorising the payment for completing the work on the Mappin Terraces at the Zoological Gardens
Letter from William Martin, Secretary of the Bristol and Clifton Zoological Gardens, to John Barlow regarding a specimen they held of an Active Gibbon which they offered for sale to the Zoological Society of London
Letter from Julian Sorell Huxley to Evan Morgan, 2nd Viscount Tredegar, regarding donations towards the construction of the new Elephant House at the Zoological Society of London
Letter from Count Arnoldo Girolamo Povoleri, formerly Arnold Harris Mathew, to Philip Lutley Sclater regarding the purchase of land at Brighton for a zoological garden
Letter from Regent's Canal City and Docks Railway to Philip Lutley Sclater regarding Regent's Canal
Letter from Regent's Canal Company to David William Mitchell regarding the fence on the south side of the Gardens of the Zoological Society of London