OCR Text |
Show Little Change in Scales Thfre Is little or no difference between be-tween the scules used today and those used in the days of ancient. Egypt. Judging by an exhibition In the Science museum, South Kensington, London, recently. Illustrating the history of weighing as far bock us Is known, a steelyard used by a Roman butcler identical with one of the present hiy whs on show. Modern scales of nickel and enumel, with multi-colored dials, on which ihe weight can be read In an Instant, stood side by side with models showing that centuries ago Leonardo da Vinci designed n self-indicating self-indicating machine on exactly Me same principle. |