Dataset name: electrn.dat

Source: Sprague, F.J. (1888). "The Solution of Municipal Rapid Transit"
Journal of American Inst. of Elec. Engineers.  Vol. 5. pp. 352-399,

Description: Weekly statistics on the operation of an electric railway
in a municipal area.

Variables/Columns:

Week Number 7-8  (Beginning with week ending Feb. 8,1888)
Number of cars operating  14-16
Miles per week      20-24
Passengers per week   28-32