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00000nam0a22000003ib4500 |
| 001 |
BY-NLB-br0001705187 |
| 005 |
20210624113045.0 |
| 100 |
# |
# |
$a 20210624d1986 |||||bel|50 ba
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| 101 |
0 |
# |
$a eng
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| 200 |
1 |
# |
$a Achievement in radio
$e seventy years of radio science, technology, standards, and measurement at the National bureau of standards
$f National bureau of standards ; Wilbert F. Snyder, Charles L. Bragaw
|
| 210 |
# |
# |
$a Washington
$c U.S. Government Printing Office
$d 1986
|
| 215 |
# |
# |
$a XXXIV, 842 c. : іл., фат., партр.
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| 710 |
0 |
2 |
$a U.S. Department of Commerce, National Bureau of Standards
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| 801 |
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$a BY
$b BY-HM0000
$c 20210624
$g RCR
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