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Harry L. Helms has written 13 work(s)
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Paperback:
9781878707130 | Llh Technology Pub, May 1, 1994, cover price $14.95
Product Description: Join the listeners of shortwave radio. This new edition of "Shortwave Listening Guidebook" is a ticket to the world in direct, non-technical language and helps in selecting the right shortwave radio, how reception conditions vary throughout the day and year, how to correctly operate the radio, and provides information on frequencies used by stations around the world...read more
Paperback:
9781878707116 | 2 sub edition (Universal Radio Research, August 1, 1993), cover price $19.95 | About this edition: Join the listeners of shortwave radio.
Paperback:
9780790610542 | Prompt Pubns, March 1, 1993, cover price $40.95
Paperback:
9781878707017 | 2nd edition (Llh Technology Pub, December 1, 1991), cover price $10.95
Product Description: Prentice Hall, 1989, As new., Unused. Bright, clean, tight. 215 pages. 1st printing. [Technology, Computer Science] Out-of-print and antiquarian booksellers since 1933. We pack and ship with care.
Hardcover:
9780133879292 | Prentice Hall, February 1, 1989, cover price $39.00 | About this edition: Prentice Hall, 1989, As new.
Hardcover:
9780133804782 | Prentice Hall, May 1, 1988, cover price $42.00 | also contains Ethics in City Hall: Discussion and Analysis for Public Administration
Paperback:
9780132501682 | Prentice Hall, March 1, 1988, cover price $42.00 | also contains Herrschaft, Staat Und Gesellschaft in Sndosteuropa Aus Sprach- Und Kulturhistorischer Sicht, Erneuerung Des Zivilisationswortschatzes Im 19, Jahrhundert: Akten Des Internationalen Symposiums 2.3, Marz 2006
Hardcover:
9780135597903 | Prentice Hall, January 1, 1988, cover price $44.00 | About this edition: Shows and describes audio-processing, automotive, digital, display, fiber optic, microprocessor, modern, morse code, oscillator, receiving, telephone, and television circuits
Hardcover:
9780133808339 | Prentice Hall, April 1, 1987, cover price $44.00
Hardcover:
9780138096175 | Prentice Hall, January 1, 1987, cover price $34.00
Paperback:
9780138095918 | Simon & Schuster, January 1, 1987, cover price $19.95
Hardcover:
9780070279803 | McGraw-Hill, February 1, 1986, cover price $44.95 | About this edition: Book by Helms, Harry L.
Hardcover:
9780070792630 | McGraw-Hill, January 1, 1986, cover price $295.00
Covers computer history, mathematics, databases, languages, and developments
Hardcover:
9780070279728 | McGraw-Hill, April 1, 1983, cover price $89.95 | About this edition: Covers computer history, mathematics, databases, languages, and developments
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