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The 5th edition of Through the Microscope is now finished and available as a website subscription, as an ebook and as a hard copy from lulu.com. For subscribers to the 4th edition who are still using it, the book will stay available until May 15th, 2014. At that point, it will be retired. Thank you for all your support. For more information about the 5th edition, check out the latest news
This is the third edition of Through the Microscope. A new edition has just been published. Please go to the Table of contents for the fourth edition