|
1
|
|
Shortwave radio -- See Also the narrower term Microwaves
--headings beginning with the word Microwave
|
|
1
|
|
2
|
|
Shortwave radio -- Transmitters and transmission -- Environmental aspects -- Israel -- Negev. / https://id.loc.gov/authorities/subjects/sh85110425 https://id.loc.gov/authorities/subjects/sh99005383 https://id.loc.gov/authorities/subjects/sh85090633-781 : United States.
|
1990
|
1
|
|
3
|
|
Shortwave radio -- Transmitters and transmission -- Physiological effect -- Israel -- Negev. / https://id.loc.gov/authorities/subjects/sh85110425 https://id.loc.gov/authorities/subjects/sh00006423 https://id.loc.gov/authorities/subjects/sh85090633-781 : United States.
|
1990
|
1
|
