Millard was a relative of Philip and William Sclater, Secretaries of ZSL
Motion by Fellows of the Zoological Society of London against the Council regarding the decision to sell Jumbo the Elephant to Mr Barnum
Letter from Gallard to Philip Lutley Sclater
Letter from J P Gassiot to Philip Lutley Sclater regarding P T Barnum and Jumbo the elephant
Letters from Albert Geoffroy Saint-Hilaire, of the Jardin Zoologique D'Acclimatation to Philip Lutley Sclater regarding matters including the transport of kangaroos and birds to be sent to the Zoological Society of London
Letters from Enrico Hillyer Giglioli to Philip Lutley Sclater regarding his paper on Halobates for the Proceedings of the Zoological Society of London
Letter from Glasgow Town Clerk's office to Philip Lutley Sclater regarding a proposal to establish a geological department in Glasgow
Letters from Christian Anton Goering to Philip Lutley Sclater regarding his visit to Venezuela and discovery of birds of Merida
Letter from Robert Goff to Philip Lutley Sclater
Letter from Georgina Hamilton Goodfellow to Philip Lutley Sclater regarding her husband, Mr Hamilton Goodfellow, who was detained on the charge of having stolen a bird from London Zoo