OCR Text |
Show Cement Output. The mauufacture of cement In the United States continues to make remarkable re-markable progress. Whereas In 1890 there were 1G factories, producing annually an-nually 335,000 barrels of Portland cement, ce-ment, there were, In 1903, 82 plants, with an estimated annual output of 31,000,000 barrels. The manufacture has Increased about a hundredfold In 16 years, for In 1889 the total production produc-tion was 300,000 barrels. Sinco tho great extension of the use of thin material ma-terial the amount of natural cement produced In America has rapidly de-llnoil. |