Chair: Ramsay, Peter
Papers:
Turnbull, Herbert Westren: "The algebra of geometrical reciprocation", [Title]
Turnbull, Herbert Westren: "Double binary forms, IV i) Apolarity, ii)Automorphic transformations", [Proceedings for session 42 (23/24)] {Title in minutes: "Gordan's theorem for double binary forms".}
Ayyangar, A A Khrishnaswami: "Notes on elementary geometry", [This is presumably the three notes published in the Mathematical Notes for this session: "Hero's formula and construction of triangles": "The Ambiguous case" and "Simson Line"] {Communicated by J B Lockhart.}