Volume 12, No. 2
April 2000
Videotex, the Internet, and Innovation in France and the United States
Book Review:
Global Communications since 1844
Communication Technologies and the Public Historian
News of the Field:
Cryptography/Cryptology
Global Communication Networks at OAM/NCPH
A Century of Engineering Achievements
First Media Ecology Association Conference
Cover: International radio communication in 1922, showing Marconi and RCA "spheres of influence." Peter J. Hugill notes that state policies, international pacts, and corporate "purposes," as well as developments in radio technologies - particularly moving to hight frequencies and shorter wavelengths - affected the competitive balances. From Global Communications since 1844, pp. 125-6; see review in this issue.
For a larger view of this map, please visit the 1922Map.
- Download times for large map:
14.4 kpbs = 01:26
28.8 kpbs = 00:43
128.0 kpbs = 00:09