Mainline steam trains in Great Britain
The most famous steam locomotive operating on the British main line is the 1923 built "Flying Scotsman". After being taken into public ownership in 2004, following a decade long refit it returned to mainline service in 2016. The fastest steam locomotive ever built, the 1938 built "Mallard", was also certified for main line operation briefly in the 1980s.
San Francisco and San Jose Railroad
The first full-sized steam locomotive produced in the state of California was built for the SF&SJ by the Union Iron Works in San Francisco. It was appropriately named the "California". Its inaugural run was August 30, 1865, during which it set a speed record of . Union Iron works also built a similar 28-ton locomotive number 7 and the 18-ton switcher number 8 in 1865. Norris built two more SF&SJ locomotives weighing 26 tons and 28 tons in 1867, while McKay and Aldus of Boston built two 30-ton locomotives. Rhode Island Locomotive Works built a 30-ton locomotive for SF&SJ in 1868, as did Cooke; and Schenectady Locomotive Works built two more. 1870 brought another 30-ton locomotive from Mason and two 33-ton locomotives from Cooke.