The Ne Plus Ultra: Being the Only Correct Practice of Valuing Spirituous Liquors: Shewing, by Aid of a New Set of Tables, the Differences in Value in Any Equal Quantity and Quality of All Spirits, Occasioned by Change of Temperature: Also the Only Development of the Art of Ascertaining the Weight, Per Gallon, of All Spirits ..., Not Heavier Than Water, in All Temperatures, by Sikes's Hydrometer Only, Etc