00443nam a2200133 a 4500008004100000050001900041100002300060245011200083246004100195250001100236260003200247300002100279350000900300120416s1932    ||||||||||||||||| ||    u  aREF TK 223 Nat  aSummers, Wilford I10aNFPA handbook of the national electrical code, based on the current 1975 codecedited by Wilford I. Summers  aNational Fire Protection Association  a4th ed  aNew YorkbMcGraw-Hillc1932  axli, 797p. : ill  a0.00