Letters from Sir William Hamo Thornycroft to Philip Lutley Sclater regarding tickets for admission to the Gardens of the Zoological Society of London in order to make sketches of the animals
Letters from Charles B Trollope to Philip Lutley Sclater regarding Mr Purdey's lease and the lease of the Zoological Society of London in Hanover Square and rear facing Oxford Street
Letters from Frederick Trotman to Philip Lutley Sclater regarding agreements for refreshment rooms in the Zoological Society's Gardens
Letters from the United Planters Association of Southern India to Philip Lutley Sclater regarding attempts to introduce appropriate varieties of Ladybirds from Australia for the extermination of certain scale pests
Letters from Upton, Upton & Johnson regarding the Zoological Society of London's claim against Mr Mitchell's late brother and late Secretary of the Society, Mr David William Mitchell
Letters from Jules Verreaux of the Museum d'Histoire Naturelle, to Philip Lutley Sclater
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
Letters from Alfred Russel Wallace to Philip Lutley Sclater regarding the purchase of a joint residential estate, extracts read at meetings of the Zoological Society of London, papers for the Proceedings of the Zoological Society of London and Natural Science, his publication on 'Monkeys - their structure, affinities and distribution', a shipment of birds for the Society, improvements to the Gardens of the Zoological Society of London, notes on the Umbrella Bird, his election as a Fellow, papers on marine mammals, opinions on theories by Darwin, Birds of Paradise, and a list of butterflies of Costa Rica
Letters from Frederick W Waller to Philip Lutley Sclater regarding No 3 Hanover Square, with a report and plans of the property
Letters from Arthur Richard Wellesley, 2nd Duke of Wellington, to Philip Lutley Sclater regarding Llamas for the Zoological Society of London