After recent events, their relations with each other had grown somewhat cold; there could no longer be mutual sympathy or intimacy between them.

Fix's manner had not changed; but Passepartout was very reserved, and ready to strangle his former friend on the slightest provocation.
Snow began to fall an hour after they started, a fine snow, however, which happily could not obstruct the train; nothing could be seen from the windows but a vast, white sheet, against which the smoke of the locomotive had a greyish aspect.
At eight o'clock a steward entered the car and announced that the time for going to bed had arrived; and in a few minutes the car was transformed into a dormitory.

The backs of the seats were thrown back, bedsteads carefully packed were rolled out by an ingenious system, berths were suddenly improvised, and each traveller had soon at his disposition a comfortable bed, protected from curious eyes by thick curtains.

The sheets were clean and the pillows soft.

It only remained to go to bed and sleep which everybody did--while the train sped on across the State of California.
The country between San Francisco and Sacramento is not very hilly.
The Central Pacific, taking Sacramento for its starting-point, extends eastward to meet the road from Omaha.