Telephones, their construction and fitting
Subtitle: a practical treatise on the fitting-up and maintenance of telephones and the auxiliary apparatus
By: by F.C. Allsop ... 210 illustrations
Edition: 2d ed. rev. & enl.
Publisher: E. & F.N. Spon
Published: 1892
Place of publication: London; New York
Language: eng
Number of pages: 256
Subjects: Telephone.