conventionDeclaration detailLevel http://ica-atom.org/doc/RS-2#5.4 _Oxford Dictionary of National Biography_ person Langley, John Newport (1852-1925), physiologist conventionDeclaration 1852-1925 Letter from R. C. Trevelyan to Elizabeth des Amorie van der Hoeven Letter from R. C. Trevelyan to Elizabeth des Amorie van der Hoeven Letter from J. G. Frazer to 'Master' [Henry Montagu Butler] Letter from Alfred C. Haddon to J. G. Frazer Copy letter from Alfred C. Haddon to J. G. Frazer Correspondence: Received by J. J. Thomson as Master of Trinity College, Cambridge Photographs of a group on the Trinity College bowling green Photograph of a group on the Trinity College bowling green Letters from J. W. L. Glaisher to W. W. Johnson Photograph of a group on the Trinity College bowling green Photograph of a group in H. F. Wilson's room Photograph of a group on the Trinity College bowling green