How Did We Find Out About Black Holes?

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Overview:

Title: How Did We Find Out About Black Holes?
Author: Isaac Asimov
Year: 1978
Type: Non-fiction

Variant Titles:

Editions/Publications:

Unknown. How Did We Find Out About Black Holes? (Unknown, Isaac Asimov, Walker & Co., ISBN-10: 0802763367, 64 pages, Hardcover, Non-fiction)
Unknown. How Did We Find Out About Black Holes? (Unknown, Isaac Asimov, Walker & Co., ISBN-10: 0802763375, 64 pages, Hardcover, Non-fiction)