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Title: Kardashev Civilizations, Dyson Speres, and Black Holes

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Title: Kardashev Civilizations, Dyson Speres, and Black Holes Title Record # 2949584
Author: John G. Cramer
Date: 2021-11-00
Type: ESSAY
Series: The Alternate View
Language: English
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Publications

Title Date Author/Editor Publisher/Pub. Series ISBN/Catalog ID Price Pages Format Type Cover Artist Verif
Analog Science Fiction & Fact, November-December 2021 2021-11-00 ed. Trevor Quachri Dell Magazines  
$7.99?$: US dollar
212
digest?Digest-size magazine, including both standard digest size, at about 7" by 4.5", and also large digest, such as recent issues of Asimov's, which are about 8.25" by 5.125".
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