Railway construction:
from the setting out of the centre line to the completion of the works; containing instructions for ranging curves and setting out lines and levels in earthworks, permanent way, bridges & viaducts...
By W. Davis Haskoll ...

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Full view   v.1 Harvard University
Full view   v.1 Columbia University
Full view   v.1 University of Michigan
Full view   v.2 Columbia University
Full view   v.2 University of Michigan