CN Signals Flash Cards (USOR) 1.0

License: Free ‎File size: 6.40 MB
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An educational application for CN employees to study USOR block and interlocking signals using flash cards. One side of a presented card is the signal image, the user may then click to flip the card over to reveal the signal's name and indication.

VERSION HISTORY

  • Version 1.0 posted on 2016-09-10

Program Details