Letters from Murray M Johnson to Philip Lutley Sclater regarding the Zoological Society of London being liable for a surveyor's fee, the Society's position as tenants, sewers and drains in the gardens, a bill in chancery regarding pheasants which were claimed by the Acclimatisation Society, the lease for the piece of ground on the north side of the canal, the purchase of premises situated in Hanover Square and Oxford Street, and Regent's Canal railway

Letter from Lewis Adolphus Bernays to Philip Lutley Sclater regarding the Acclimatisation Society of Queensland

Letter from Owen Graham of the Auckland Acclimatisation Society, to Philip Lutley Sclater thanking the Zoological Society of London

Letter from George Sprigg, Secretary of the Acclimatisation Society of Victoria, to Philip Lutley Sclater regarding the procurement of specimens for the Zoological Society of London

Letter from J G Vidjen of the Queensland Acclimatisation Society, to Philip Lutley Sclater regarding a shipment of birds for the Zoological Society of London

Letter sent by G P Clifford to Philip Lutley Sclater regarding birds sent by the Otago Acclimatisation Society to the Zoological Society of London