
BTX Handbook 2026 - THIRD EDITION
Winter/Spring 2026
Our latest issue of the BTX Handbook has arrived!
Published: 26 March 2026
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Our latest issue of the BTX Handbook has arrived!

Our latest issue of the BTX Handbook has arrived!
Download the Exercise Sheets here.
Download the Exercise Answers here.

The first EVER BTX Handbook has arrived!