The effect of an iron core on the secondary currents of a telephone transformer
By: by Eugene C. Helwig.
Series: Engineering and science series -- no. 6.
Publisher: Rensselaer Polytechnic Institute
Published: 1913
Place of publication: Troy, N.Y
Language: eng
Number of pages: 40
Subjects: Electric transformers.; Telephone.
Notes: Bound with Hunter, M. A. Metallic titanium. Troy, 1911.