Flagging an Automatic Signal

darren cafferty
darren cafferty
84.1 هزار بار بازدید - 12 سال پیش - An operational training film showing
An operational training film showing the correct procedure to be followed by a handsignalman when flagging an automatic signal. Run time: 10 mins. Produced by Southern Region Film Unit BR Network SouthEast © 1988
12 سال پیش در تاریخ 1391/03/03 منتشر شده است.
84,127 بـار بازدید شده
... بیشتر