You can purchase digital or physical copies from various retailers:
Irons emphasizes that flexibility is not just about the lips; it is driven by consistent air support. irons flexibility trumpet pdf
Additionally, many university pedagogy packets, such as the TAMUK Trumpet Studio Practice Guide , include Irons in their mandatory daily routine lists for building a professional-level foundation. You can purchase digital or physical copies from
The final sections include specialized exercises for triple- and double-tonguing. Amazon.com Usage & Level Skill Level: Amazon
The exercises are designed to help players avoid "mouthpiece phobias" and develop a delicate, responsive embouchure.
If you cannot find a clean PDF, I recommend looking for the or checking the "Trumpet Herald" forum archives. Many members there have transcribed the Joe Irons solo and melody and share it as a PDF in their "Files" section.