Standard forms for reporting material used and labor performed in construction; signal-performance report; automatic train-control performance report; forms for recording signal performance.
Committee VII -- Contracts and performance records
Am. Ry. Assn. -- Proc. (Signal Sec.)
1931
8 pages
Aufsatz (Zeitschrift)
Englisch
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Committee VII -- Contracts, records and reports
Engineering Index Backfile | 1933
Contracts and performance records
Engineering Index Backfile | 1930
Committee VII -- Contracts, records and reports
Engineering Index Backfile | 1934
Committee VII -- Contracts, records and reports
Engineering Index Backfile | 1934
Committee V -- Contracts and instructions
Engineering Index Backfile | 1937