Found this in the NYT. Interesting that a US citizen was demonstrating
a private radio service for the Italians, who as it turned out were
the enemy at the beginning of World War II.
GIVES MUSSOLINI SECRET RADIO SET; John Hays Hammond Jr. Offers
"Narrowcasting" Model for Private Government Service. TEST NEAR ROME
PLANNED, Italy Aims at System That Will Bar All but Addressees From
Listening In on Messages.
By Wireless to THE NEW YORK TIMES.
October 8, 1926, Friday
Page 15, 655 words
ROME, Oct. 7. -- Premier Mussolini today received John Hays Hammond
Jr. who presented to him a five-kilowatt broadcasting outfit of the
selective wave or "narrowcasting" type. This apparatus, which will be
set up in the vicinity of Rome, will be used for experimental purposes
and, if found successful may become the nucleus of the new radio
service for Government purposes which it is proposed to install in
Italy. [ END OF FIRST PARAGRAPH ]
Full article only available by subscription:
http://select.nytimes.com/gst/abstract.html?res=F00C1EFB3C581B7A93CAA9178BD95F428285F9