Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 49
and 64 gr. (2.25 oz.) of powder, previously dried at 100° Cent. (212° Fahr.) and cooled to the temperature of the liquid, is gradually introduced through the funnel B (the stem of which extends 33 24 MASONRY AND REINFORCED CONCRETE into the flask to the top of the bulb C) until the proper mark F…
Architecture · Building
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