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The structural and industrial materials of California (1906)
Aubury, Lewis E., 1862- · Sacramento, W. W. Shannon, Superintendent state printing · leaf 196
ical Tests^ of the Golden Gate Cement, July 10, 1904. Fineness—100-mesh 90.5 per cent. 200-mesh 70.0 per cent. Set—Initial 2 hours, 40 minutes. Final 6 hours. Tensile strength—Neat: Xo. 1. Xo. 2. Xo. 3. Xo. 4. Xo. 5. Iday 320 310 305 310 320 3days 520 545 490 580 545 ■7days 710 650 665 600 650 28… … ILL. No. 84. STEAM SHOVEL AT WORK IX CLAY PIT. PACIFIC PORTLAND CEMENTCOMPANY, CONS., SOLANO COUNTY.Building stones · Portland cement · Clay · Mines and mineral resources
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