Between train-to-train transfers inherent among the great number of separate and independent railroads, which later became part of the Pennsylvania System, were not even remotely considered as hardship in the light of the new improvement over then-existing modes of transportation - stage coaches, canal boats, etc. - and since the sleeping car had not yet come into general use, the rudimentary publication of schedules by the roads in the early days did not mention transfers or equipment types except in rare instances.