National electric code handbook
Subtitle: based on the 1951 edition of the National electric code
Edition: 7th ed.
Series: McGraw-Hill handbooks
Publisher: McGraw-Hill
Published: 1952
Place of publication: New York
Language: eng
Number of pages: 652
Copyright date: 1952
Subjects: Electrical engineering; Insurance requirements; Engenharia Eletrica E Eletronica