DISCUSSION. PERMAMENT WAY TESTS AND PRACTICE ON THE LONDON, MIDLAND AND SCOTTISH RAILWAY. Free

LONDON PASSENGER TRANSPORT BOARD, LONDON MIDLAND & SCOTTISH RAILWAY, GREAT WESTERN RAILWAY, LMSR, GWR, PERMANENT WAY, TESTS, PRACTICE, RAILWAYS, STANDARDISATION, MAINTENANCE, SLEEPERS, RAILS, EXPANSION, WELDING, TRACK, LENGTH, EXPERIMENTAL, ALIGNMENT, WOOD, BOLTED, CHAIRS, GAUGES, CURVES, SPREADING, USA, UK