So I am not sure If you guys have already seen this book but I though I would share it, it is a free online book called

LOW - COST 3D PRINTING FOR SCIENCE, EDUCATION & SUSTAINABLE DEVELOPMENT

http://sdu.ictp.it/3D/book/Low-cost_...ing_screen.pdf

other versions of the book can be found here:

http://sdu.ictp.it/3D/book.html

hope you all have a fun read, it is quite thorough and really does touch on some good topics.

As always, Keep Printing.

Pom