Photograph published in: Aircraft of the Fighting Powers, Vol. I
Ed: H. J. Cooper, O. G. Thetford and D. A. Russell
Harborough Publishing Co., Leicester, England 1940.
Photographer not identified, so UK Copyright contended to have lapsed 50 years after publication.
Picture prepared for Wikipedia by Keith Edkins in April 2004.
Supermarine Walrus Fleet reconnaissance amphibian, 1935 Photograph published in: ''Aircraft of the Fighting Powers'' Vol I Ed: H J Cooper, O G Thetford and D A. Russell Harborough Publishing Co, Leicester, England 1940. Photographer not identified,