• publisher: D. Appleton & Company
  • creator: George Bartlett Prescott
  • contributor: University of Michigan
  • mediatype: texts
  • years: 1878
  • pages: 443
  • language: English
  • notes: An enlarged edition was published on 1879, under title: The speaking telephone, electric light, and other recent electrecal inventions.
  • download: pdf file