Official documentation sent out by the Congrès des Sciences Anthropologiques et Ethnologiques. These are:
- Congrès des Sciences Anthropologiques et Ethnologiques. Règlement Général - List of Articles concerning the purpose and regulation of the Congresses. Written in French.
- International Congress of Anthropological and Ethnological Sciences. Letter to invite attendance at the Congress. It describes the History and Organisation of the Congress, the Date and Place of the London Session and the Sections of the Conference. It asks for subscriptions for membership at the Congress and is signed by the British members of the Permanent Council and the British National Secretaries.
- Congrès des Sciences Anthropologiques et Ethnologiques. Letter to invite attendance at the Congress with a list of the President, Committee of Honour, Bureau and Permanent Council. Also an Application Form for Membership of the Congress. Written in French.
- International Congress of Anthropological and Ethnological Sciences. Letter, list and form as above, written in English. Two copies, one of which has been annotated.