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I blending system where tetra-ethyl lead is added condensate pumps, and the boiler-feed pumps.
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BOSTONCIIT HOSPITAL TO Hast 4th St., S. 3.
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April 4, 1929 f Mr* Calvin P* Reiei, The Travelers Insurance Co., 30-42 E. 42nd St., Hew York City* Pear lir.
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June 4 1 1929 Mr.
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F I STEWART M.
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STEWART M.
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N Subpart G--Signs, Signal*, ond lahle 0.1 Barricades S ltMJOl Accident prevention lien* V { @ {4 wdkp
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17- 02 93 11:19 003 416 3538 Dr.
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1 VENTILATINti ENGINEERS GIIDEI923 C.
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~rr American Society of Heating and Ventilating Engineers Guide, 1924-25 The boiler shall be connected .with a short, direct smoke-pipe to a chimney flue of suitable size, height and construction to give proper draft.
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Q5 gg o< --S s < W fV) Z O Cj th O' c<a < Z o N 5 o X S o 0$ g9 ?
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American Society of Heating and Ventilating Engineers Guide, 1924-25 5.
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American Society of Heating and Ventilating Engineers Guide, 1925-26 Smoke Pipes Section 9. a.
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