mythology: Pelops) GWR Standard Goods 0-6-0 (1855 - 1876) Penn GWR Hawthorn class 2-4-0 (1866 - 1877) GWR Hawthorn class 2-4-0T (1877 - 1892) Penwith (Geography: Penwith) WCR 2-4-0ST (1872 - 1888) Peri GWR Prince class 2-2-2 (1846 - 1870) Perseus (Greek mythology: Perseus) GWR Iron Duke class 4-2-2 (1850 - 1880) Phlegethon (Greek mythology: Phlegethon) GWR Fire Fly class 2-2-2 (1842 - 1866) GWR Hawthorn class 2-4-0 (1866 - 1887) Phoenix (Greek mythology: Phoenix) GWR Fire Fly class 2-2-2 (1842 - 1870) NCJR (c.1869 - 1874) Pices (Zodiac: Pisces) GWR Leo class 2-4-0 (1842 - 1874) Pilot BGR 2-4-0 (1844 - 1851) Pioneer GWR Standard Goods 0-6-0 (1861 - 1877) Pirate (Literary: The Pirate) GWR Waverley class 4-4-0 (1855 - 1876) Planet GWR Mather, Dixon 2-2-2 (1839 - 1840) Plato (Greek personality: Plato) GWR Banking class 0-6-0ST (1854 - 1883) Plutarch (Greek personality: Plutarch) GWR Standard Goods 0-6-0 (1862 - 1875) Pluto (Roman mythology: Pluto) GWR Fire Fly class 2-2-2 (1841 - 1870) SDR Gorgon class 4-4-0ST (1866 - 1892) Plutus (Greek mythology: Plutus) GWR Standard Goods 0-6-0 (1855 - 1874) Plym (Geography: River Plym) GWR Standard Goods 0-6-0 (1859 - 1875) Polar Star GWR Star class 2-2-2 (1840 - 1870) Pollux (Greek mythology: Castor and Pollux) GWR Fire Fly class 2-2-2 (1842 - 1866) SDR Eagle class 4-4-0ST (1865 - 1892) GWR Hawthorn class 2-4-0 (1866 - 1877) GWR Hawthorn class 2-4-0T (1877 - 1892) Premier GWR Mather, Dixon 2-2-2 (1837 - 1840) GWR Premier class 0-6-0 (1846 - 1869) Priam (Classical ruler: Priam) GWR Fire Fly class 2-2-2 (1842 - 1864) SDR Comet class 4-4-0ST (1851 - 1876) Prince GWR Prince class 2-2-2 (1846 - 1870) SDR 2-4-0ST (1871 - 1892) Princess SWMR 0-6-0ST (1863 - 1872) Prometheus (Greek mythology: Prometheus) GWR Iron Duke class 4-2-2 (1850 - 1887) GWR Rover class 4-2-2 (1888 - 1892) Proserpine (Greek mythology: Proserpine) GWR Fire Fly class 2-2-2 (1842 - 1873) Psyche (Greek mythology: Cupid and Psyche) GWR Standard Goods 0-6-0 (1853 - 1874) Pyracmon GWR Pyracmon class 0-6-0 (1847 - 1872) Python (Greek mythology: Python) SDR Buffalo class 0-6-0ST (1874 - 1892) Q Queen GWR Prince class 2-2-2 (1847 - 1870) TBR 0-4-0T (1868 - 1882) R Raven (Bird: Raven) SDR and TBR Raven class 0-4-0ST (1874 - 1892) Reading (Geography: Reading) GWR Swindon class 0-6-0 (1866 - 1874) Red Gauntlet (Literary: Redgauntlet) GWR Waverley class 4-4-0 (1855 -