CEMENT--SET AT DIFFERENT TEMPERATURES. 557 1.99 2.03 4.04 6,640 1,640 1.99 2.03 4.04 6,100 1,510 1.99 2.05 4.08 7,050 1,730 1.99 2.03 4.04 6,550 1,620 2,00 2.03 4.04 6,030 1,490 1,600 2.00 2.04 4.08 7,780 1,910 1.99 2.06 4.10 7,350 1,790 1.98 2.04 4.04 7,760 1,920 1.98 2.04 4.04 6,810 1,690 1.98 2.05 4.06 6,970 1,720 1,810 2.03 1.98 4.02 6,800 1,690 2.04 1.98 4.04 6,870 1,700 2.01 1.98 3.98 7,580 1,900 2.04 1.98 4.04 7,100 1,760 2.02 1.98 4.00 5,800 1,450 1,700 2.04 1.99 4.06 8,210 2,020 2.04 2.01 4.10 9,100 2,220 2.06 1.99 4.10 8,120 1,980 2.01 2.00 4.02 7,610 1,890 2.06 1.99 4.10 7,380 1,800 1,980 2.04 2.00 4.08 10,010 2,450 2.02 1.97 3.98 8,270 2,080 2.03 2.00 4.06 8,200 2,020 2.02 2.00 4.04 7,400 1,830 2.04 1.98 4.04 9,650 2,390 2,150 Obelisk 0. F. 16......