018190 A Pictorial History of Heavy Plant at Penrhyn Quarry 1930's-1995 by Paul Smith, 112 pages, $60.00, 10 copies in stock, listed under subjects:
Earthmoving & Construction
018191 Ruston YWA vertical High Speed Diesel Engines parts book Mk-3 and Mk-4 R&H (I) Publication ED-RH-043 March 1982 photocopy, 126 pages, $80.00, listed under subjects:
Ruston Hornsby
018192 Ruston Oil Engines Mark 6 VRH parts list 9739 photocopy, 20 pages, $25.00, listed under subjects:
Ruston Hornsby