...that in the early- to mid-19th century, horsecars replaced
omnibus operations in many cities due to the low
rolling resistance of metal wheels on iron or steel
rails, allowing the animals to haul a greater load for a given effort?
...that when the
Cabinet of Ministers of Ukraine issued the decree to construct the Donetsk Metro in
Donetsk,
Ukraine on December 30, 1991, the completion date was first scheduled for 2002, later rescheduled to 2005, and is now still unknown due to the unstable economic situation in the city?
...that London Underground trains are built in two different sizes due to the difference in the
loading gauge between the newer and larger sub-surface lines and the older and smaller tube lines?
...that a railroad plough, examples of which have been used in wartime, can be used to destroy the
ties in a section of
track, rendering the track unusable?
...that two years before Mallard's record breaking run,
Deutsche Reichsbahn-Gesellschaft's BR 05 class locomotive number 05 002 set the world's speed record at 200.4 km/h (124.5 mph) on May 11, 1936, on a run between
Hamburg and
Berlin?
...that in the early- to mid-19th century, horsecars replaced
omnibus operations in many cities due to the low
rolling resistance of metal wheels on iron or steel
rails, allowing the animals to haul a greater load for a given effort?
...that when the
Cabinet of Ministers of Ukraine issued the decree to construct the Donetsk Metro in
Donetsk,
Ukraine on December 30, 1991, the completion date was first scheduled for 2002, later rescheduled to 2005, and is now still unknown due to the unstable economic situation in the city?
...that London Underground trains are built in two different sizes due to the difference in the
loading gauge between the newer and larger sub-surface lines and the older and smaller tube lines?
...that a railroad plough, examples of which have been used in wartime, can be used to destroy the
ties in a section of
track, rendering the track unusable?
...that two years before Mallard's record breaking run,
Deutsche Reichsbahn-Gesellschaft's BR 05 class locomotive number 05 002 set the world's speed record at 200.4 km/h (124.5 mph) on May 11, 1936, on a run between
Hamburg and
Berlin?