Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 - The New York Tunnel Extension of the Pennsylvania Railroad, - The North River Division. Paper No. 1151 by Charles M. Jacobs
page 17 of 34 (50%)
page 17 of 34 (50%)
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| Clerks.
| Telephone Operators. | Messenger. | | +--(TERMINAL STATION WEST) | | | RESIDENT ENGINEER | | | +--Assistant Engineer. | | Chief of Party. | | Instrumentmen. | | Rodmen. | | Chainmen. | | | +--Inspectors. | | | +--Clerk. | Janitors. | | +--(SUBAQUEOUS, 32ND STREET AND WEEHAWKEN TUNNELS) | | | GENERAL RESIDENT ENGINEER | | | +--Cement Inspectors. | | Ass't. Cement Inspectors. | | | +--Photographer. | | |
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