Praise of the time of the summer

The coordination of time over long distances is an old problem. Most people may not be aware that the current 1-hour time zone system dates back to 1883, when the US rail industry needed an alternative to the local time labyrinth. , often defined by cities or villages, which made a lot of time cases. At noon in Philadelphia, according to a map that travelers could keep in 1862, it was 10:59 in St. Louis at 11:10 in Chicago at 12:04. in New York, 12:06 in Albany and 12:16 in Boston. The Railway Guide compiling all these variants was 200 pages long.