. . . "''Hercules'' class locomotive" . . "Hercules Class" . . . . "Hercules class" . "Great Western Railway ''Goliah''" . . . . . "1842" . . "''Hurcules''" . . "Great Western Railway Goliah" . . . "GWR Hercules class 0-6-0" . "Hercules" . "GWR Hercules Class" . . "Goliah" . "GWR Hercules Class" .