D 'Miniature Speed Diagrams. Bendigo Trains', results of eight Bendigo line speed tests (1906-08) shown with curve and gradient diagrams and dynagraph tests, presented in a large half-leather book (50 x 25 cm); VR Dynometer Tests (3) for various 2-8-0 J class steam locos (1933-54). Plus Engine Driver's VR curve & Gradient Diagrams for suburban & country lines, mounted on 120 x 7 cm wooden boards