In USMA 21307 John Kilopascal wrote:

>The SI does not recognize the pressure of the air at sea level as a
>standard.  It uses the absolute pressure as its standard.


10th CGPM, 1954 Resolution 4:
*declares* that it adopts, for general use, the definition:
 1 standard atmosphere = 1 013 250 dynes per square centimetre,
 i.e., 101 325 newtons per square metre.

Joseph B.Reid
17 Glebe Road West
Toronto  M5P 1C8             Tel. 416 486-6071

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