Main sources for the items photocopied include the Public Record Office, London (the main governmental archives of Great Britain); the British Library (formerly the library of the British Museum); the National Maritime Museum, Greenwich; the archives of the Society for the Propagation of the Gospel in Foreign Parts, Oxford; Lambeth Palace Library, London; Friends House Library, London; and the Scottish Record Office, Edinburgh. Other items are from county record offices and minor repositories in London and elsewhere.