The points of issue
UK HarperCollins/Voyager hardcover 1996, with a priced front flap and no number line. The US Bantam Spectra hardcover (1996) states 'First Edition' with a number line ending in 1.
Is this the true first?
The UK HarperCollins/Voyager edition (1996) is cited as the true first, slightly ahead of the US Bantam edition (also 1996); both are dated 1996, so confirm by jacket and imprint.
Telling it from reprints & book-club editions
The US Science Fiction Book Club edition has a rear-board blind-stamp, lacks the 'First Edition' statement, and a club/unpriced jacket.
Frequently asked questions
Is my copy of Blue Mars a first edition?
Look for these first-edition points: UK HarperCollins/Voyager hardcover 1996, with a priced front flap and no number line. The US Bantam Spectra hardcover (1996) states 'First Edition' with a number line ending in 1.
How do I tell the first printing from a later one?
Check the copyright page for the publisher's first-printing convention and confirm the points above. The UK HarperCollins/Voyager edition (1996) is cited as the true first, slightly ahead of the US Bantam edition (also 1996); both are dated 1996, so confirm by jacket and imprint.
Is the book-club edition the same as the first?
The US Science Fiction Book Club edition has a rear-board blind-stamp, lacks the 'First Edition' statement, and a club/unpriced jacket.
I have a first edition of Blue Mars — what should I do?
If you're clearing books, New Mexico Literacy Project offers free pickup in Albuquerque, any condition, and makes sure collectible copies aren't lost. To sell, see the author's collecting guide. Either way, nothing valuable ends up in a landfill.