. Bell telephone magazine . Trailer ix Use at Edgewood, Tex.,FOR Measurements of Open-wire Crosstalk Ultra-short-wave Antenna for Radiotelephone Experiments between Green Harbor and Provincetown, Preparing for a Test of the Co-axial Cable Installed between New York .andPhiladelphia. This Above-ground Repeater Is Near Dunellen, N. J.

---

Size: 1860px × 1343px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthoramerican, bookcentury1900, bookdecade1920, bookyear1922