Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 139
ve 2500 pounds per square inch, theloss in strength may be neglected. The freezing and the thawing process must not cause a loss in weight greater than10% nor a loss in strength of more than 33^%. Size 4x8^x2^. Tests must be made from 15 samples selected from thebricks to be furnished on the work.… … MAIN OFFICE AND WORKS STOCKERTOWN, PA. Portland Cements of the highest grades. Our capacity for production is 2000 barrels a day for 360 days in the year. Wehave direct railroad connection with all parts of the United States, Canada andMexico, and therefore connection by steamship with every part…
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