000 00606nam a22002057a 4500
653 _aNatural Sciences العلوم البحتة
942 _cBK
_h500
_iG914
999 _c43514
_d43513
003 OSt
005 20240903143613.0
008 211124b ||||| |||| 00| 0 eng d
013 _d1926
041 _aeng
100 _aH. W. Bearce
245 _aA Fundamental Basis For Measurements of Length
260 _aUSA
_bGovernment Printing Office
_c1926
300 _a395-408
_c26 cm
500 _aScientific Papers of the Bureau of standards, No.535, Part of Volume 21
630 _lEnglish
650 _aGeneral