Certificate

  • Reference
    • GB 133 JPJ/40
  • Dates of Creation
    • 13 Apr 1877
  • Physical Description
    • 1 sheet

Scope and Content

Certificate issued by the Standard Weights and Measures Department of the Board of Trade recording receipt by Joule of a standard of measure described as "A flat steel straight edge upon the bevil of which is marked the measure id at 62 degrees F when measured along the out edge of the bevil is... 35.99967 inches..."