Litchfield, Isaac W, Massachusetts Institute of Technology. Society of Arts · Boston, Mass. : The Society · leaf 109
97 Science Conspectus … Fig. 2. Catskill Aqueduct. Typical cut-and- cover construction in open cut; completed invert in foreground, followed by interior and exterior forms; completed arch and refilled trench. Locomotive crane depositing concrete brought by dinky train from concrete plant in distance penetrated by the wash…
Science
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