Introduction -- American 4-4-0: Defined North American railroading of the nineteenth century -- Camelback: Curious design used widely by coal haulers -- Class J15 0-6-0: The longest-lived Irish steam locomotive -- Consolidation 2-8-0: Big power, nineteenth-century style -- Stanier 8F Consolidation: Trendsetting standardized British steam -- Fairlies: Novel British design invented -- Forney 0-4-4T Tanks: Small locomotive in urban, logging, and industrial service -- Compound Types: Improved steam efficiency and operation -- Shay Geared Types: Slow-speed logging classics -- Rio Grande Narrow Gauge Mikado 2-8-2: Mountain monsters with colorful nickname -- Doodlebugs and Wind-Splitters: Precursors to diesel-electric locomotives -- Pennsylvania Railroad K-4s Pacific 4-6-2: A scientific approach to steam design -- Gresley 4-6-2 Pacifics: Three-cylinder steam -- Berkshire 2-8-4: Pioneering superpower steam -- New York Central Hudson 4-6-4: Pride of the Great Steel Fleet -- Northern 4-8-4: Some of North America's finest -- Flying Hamburger: Germany's pioneer 1930s diesel streamliners -- London Midland & Scottish Black Five 4-6-0: Reliable, handsome, and powerful -- Pennsylvania Railroad GG1: Pennsy's powerful electric streamliner -- Type 12 Atlantic 4-4-2: Fast (if unusual) Belgian steam -- Eletro-Motive F-Unit: Great American diesel that spelled the end of steam -- Vladimir Lenin Electrics: Power for the people -- Budd Rail Diesel Cars: Prolific stainless-steel self-propelled railcar -- TALGO: Innovative articulated trainsets -- Hondekops: Iconic Dutch "dog-heads" -- Swiss Re 4/4 and Re 6/6 Electrics: Staples of Swiss railways for five decades -- General Motors B121 Diesels: Built in Illinois for export to Ireland -- Dv12 Diesel-Hydraulics: Long-running power for the north -- Series O Trains: Japanese Shinkansen trains breaking speed records since 1964 -- M62 Diesels: Bulletproof and widely built Soviet diesels -- Class Rc Electrics: Swedish classics among most prolific electric locomotives -- Class 103 Electrics: Pride of the German passenger fleet for three decades -- Class ET22 Electrics: Polist State Railways' rugged mainline electrics -- Electro-Motive DASH 2 Diesels: Perfecting an already successful diesel-electric -- British Rail HST (High Speed Train): Fast service on existing intfrastructure -- Class 120 Electrics: Groundbreaking German application of three-phase AC -- TGV (Trains à Grande Vitesse): The forefront of high-speed delveopment -- Pendolinos: Italy's high-speed tilting design -- General Eletric Genesis: Giant's standard passenger diesel of the mid-1990s -- Eletro-Motive SD70MAC: Mass-producced three phase AC traction -- Bombardier TRAXX: Versatile modern modular locomotive platform -- Siemens Vectron: Versatile electric in use throughout Europe -- Siemens ACS-64: Northeast high-speed specialist.