The book of radio; a complete, simple explanation of radio reception and transmission, including the outstanding features of radio service to the public by private and government agencies (1922)

GOVERNMENT REGULATIONS 329 Be it enacted by the Senate and House of Represen- tatives of the United States of America in Congress assembled, That a person, company, or corporation within the jurisdiction of the United States shall not use or operate any apparatus for radio communication as a means of commercial intercourse among the several States, or with foreign nations, or upon any vessel of the United States engaged in interstate or foreign com- merce, or for the transmission of radiograms or signals the effect of which extends beyond the jurisdiction of the State or Territory in which the same are made, or where interference would be caused thereby with the receipt of messages or signals from beyond the jurisdic- tion of the said State or Territory, except under and in accordance with a license, revocable for cause, in that behalf granted by the Secretary of Commerce upon application therefor; but nothing in this Act shall be construed to apply to the transmission and exchange of radiograms or signals between points situated in the same State: Provided, That the effect thereof shall not extend beyond the jurisdiction of the said State or inter- fere with the reception of radiograms or signals from beyond said jurisdiction; and a license shall not be re- quired for the transmission or exchange of radiograms or signals by or on behalf of the Government of the United States, but every Government station on land or sea shall have special call letters designated and pub- lished in the list of radio stations of the United States by the Department of Commerce. Any person, com- pany, or corporation that shall use or operate any appa- ratus for radio communication in violation of this sec- tion, or knowingly aid or abet another person, company, or corporation in so doing, shall be deemed guilty of a