C. David Lochner
Director
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Documentary
Continuing the study of the normal tasks performed by a permanent-way gang, this film deals with the maintenance of switches, common crossings and obtuse crossings. These are the fundamental units from which all track layouts, however complicated are built up.
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| Release Date | 1952-01-02 |
|---|---|
| Runtime | 21m |
| Director | C. David Lochner |
| Producer | |
| Writer |