While modern enthusiasts often buy "Plug-and-Play" turbines from manufacturers like JetCat or KingTech, Kamps’ work remains the primary resource for those who want to understand the why behind the engineering. Many commercial engines still use evolved versions of the internal geometry first popularized in this book. Availability
Your best option is to look for new or used copies on specialized hobbyist websites. You can find the book from dedicated model shops or platforms like Amazon, AbeBooks, and Biblio at prices ranging from around $30 to $100 depending on the edition and condition. model jet engines thomas kamps pdf