LEADER 00000nam 2200253 a 4500
001 0445445
003 UkHlHU
007 t
008 002610 1 1961 000 eng
040 UkHlHU
050 4 QC 100 U5 M75(28)
100 1 Bean, B. Leonard.
245 10 Causes of variation in chemical analyses and physical
tests of Portland cement.
260 Washington, D.C. :|bU.S. Govt. Printing Office,|c1961.
300 24p.
440 0 National Bureau of Standards: monograph 28
650 0 Measurement.
650 0 Metrology|xPhysics.
650 0 Metric system|xPhysics.
700 1 Dise, John R.
946 650 |a & |x subfields only. In at least one case all
subfields comprise single words only -- Check for Geac
subject headings
946 650 has non-LCSH elements -- Check for Geac subject
headings
