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 Science Fiction book, late 80s , father-son authors. Fleet alien ships enter Solar System headed for Earth. How Earth deals with danger.?

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  • 9 months ago

    Book not known. Late 80's back in time. Long time passed. Question written by telegraph. Answer sent same. Stop. Please.

  • Zac Z
    Lv 7
    9 months ago

    Yes. Thank you.

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