““Alan Butler & Christopher Knight state in their book 'The Hiram Key' that the Star Families brought forth the unit 'avoirdupois pound' which equals to 16 Oz and that Thomas Jefferson was the first to note that 1,000 lbs fill a cubic foot. I therefore believe that the reason behind such a choice was, the same Temperature level of 16 in which the water density takes its place at about 0.9988.””