. Journal of the New England Water Works Association . iffins low form. Thermometer: The thermometer shall conform to the following specifications: Total length 370 to 400 mm. Diameter to mm. Bulb length Not over 14 mm. Bulb diameter to mm. The scale shall start not less than 75 mm. above the bottom of the bulband extend over a distance of 240 to 270 mm. The graduations shall befrom 0° to 80° C. inVs0 C. and shall be clear cut and distinct. The thermometer shall be correct to ° C. as determined by com-parison at full immersion with a similar thermometer calibrated at fullim
. Journal of the New England Water Works Association . iffins low form. Thermometer: The thermometer shall conform to the following specifications: Total length 370 to 400 mm. Diameter to mm. Bulb length Not over 14 mm. Bulb diameter to mm. The scale shall start not less than 75 mm. above the bottom of the bulband extend over a distance of 240 to 270 mm. The graduations shall befrom 0° to 80° C. inVs0 C. and shall be clear cut and distinct. The thermometer shall be correct to ° C. as determined by com-parison at full immersion with a similar thermometer calibrated at fullimmersion by the Bureau of Standards. ciirucn. :»77 The thermometer shall be furnished with an expansion chamber atthe top and have a ring for attaching tags. It shall be made of a suitablequality of glass and so annealed as not to change its readings under con-ditions of Use. Methods, (a) Pitches having melting points between /,-fJ(, and 77°C,(110° to 170°.). A clean shaped half-inch cube of pitch shall be formed SlTPOH-T THERMOMETER-.
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Keywords: ., bookcentury1900, bookdecade1920, bookidjournalofnew, bookyear1922
