. Annual report of the Regents. New York State Museum; Science. riate 94 to O no 1800 400 350 300 250. ^OQ Tensile strength, in pounds per square inch, shown by mortar briquets Portland briquets contain 3 sand, 1 cement. Natural briquets contain 1 sand, 1 cement. RESULTS OF TESTS FOR TENSILE STRENGTH «3 >s 0 -a 00. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum; University of the State of New York.
. Annual report of the Regents. New York State Museum; Science. riate 94 to O no 1800 400 350 300 250. ^OQ Tensile strength, in pounds per square inch, shown by mortar briquets Portland briquets contain 3 sand, 1 cement. Natural briquets contain 1 sand, 1 cement. RESULTS OF TESTS FOR TENSILE STRENGTH «3 >s 0 -a 00. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum; University of the State of New York. Board of Regents. Albany : J. B. Lyon, State Printer
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Keywords: ., bookauthorne, bookcentury1800, bookdecade1880, booksubjectscience
