Manual of recommended practice for railway engineering and maintenance of way (1905)
American Railway Engineering and Maintenance-of-Way Association · Chicago, Ill. : The Association · leaf 72
termined in two ways:(a) The flask is filled with either of these liquids to the lower mark(£■), and 64 gr. (2.25 oz.) of powder, previously dried at 100° C. (212°F.) and cooled to the temperature of the liquid, is gradually introducedthrough the funnel (B) [the stem of which extends into the flask… … Fig. I.—Le Chateliers Specific Gravity Apparatus. 8. (b) The whole quantity of the powder is introduced, and thelevel of the liquid rises to some division of the graduated neck. Thisreading plus 20 cu. cm. is the volume displaced by 64 gr. of the powder. 9. The specific gravity is then obtained…
Railroad engineering · Railroads
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