Heckstall-Smith, H. W.
First electrical theory : textbook covering the school certificate,matriculation and 1st M. B. examination / H. W. Heckstall-Smith - London : J. M. Dent and Sons , c1930. - xii, 372p. : ill. ; 24cm.
Physics
537 / HEF
First electrical theory : textbook covering the school certificate,matriculation and 1st M. B. examination / H. W. Heckstall-Smith - London : J. M. Dent and Sons , c1930. - xii, 372p. : ill. ; 24cm.
Physics
537 / HEF