Hydrometer Proof and Tralle Temperature Tables Full Version PDF File
THE TRUE PERCENTS OF PROOF SPIRIT FOR ANY INDICATION OF THE HYDROMETER AT TEMPERATURES BETWEEN 0° AND 100°F. (Prepared by the National Bureau of Standards and based on Information published in Bulletin of the Bureau of Standards, VoL 9, No. 3y pages 327-474, Oct. 15, 1913) Now known as N.I.S.T. National Institute of Standards and Technology. Edited by Brewing America and formatted in PDF for your use and enjoyment! Just download from this page at the link below.