For this reason the trailer cars feature three sets of doors per car.
Four power cars were built with the fifth built as a trailer car.
In one case, a conductor was thrown to his death from the swaying trailer car.
The new trailer cars are numbered 96601 to 96725 (odd numbers only).
Each unit had a driving motor car at both ends, and two trailer cars between them.
In some examples the engine was removed and they were only used as trailer cars.
No trailer cars were built as part of the stock.
As no trailer cars had been built several 1900 stock trailers were modified to run with them.
An early view of trailer car 9 in the depot with 3 or 4 behind.
A twin-car unit being driven from the trailer car in 1984.
