Joseph Forshaw & William T Cooper, 'Australian Parrots', 2 vol., in publisher's solander box, limited edition, Vol. 1 - 'Loriinae and Cacatuinae', Vol. 2 - 'Psittacinae', each vol. Signed by Forshaw and Cooper, full colour plates, folio full leather bound, pub. Lansdowne Editions, 1980. (2)