Nine autograph letters to Rucker (4) and to his wife (5) on scientific subjects and a proposed trip to France. Four are written from the University of Birmingham, two from Mariemont, Edgbaston. With an annotated carbon copy of Lodge's paper, "Atomic Theory and Radioactivity," (8 p ts.), and a portrait photo of him, seemingly from 'Sir Oliver Lodge. A Biographical Sketch' by J. H. P. (1906), bearing facsimile signature.