Tinker Tubes Personal Lighting Systems has been enormously popular since it was originally published over 20 years ago. You can now own a high resolution PDF format version of the original printed booklet AND get the Studio Sketchbook by Dean Collins at no extra cost. The new high-res PDF format Tinker Tubes takes you through step-by-step the simple process of how to build your own modular diffusion lighting system custom tailored to your needs. Also included is Studio Sketchbook, an excellent tool for photographers that clearly diagrams many different lighting sets.
Be sure to take a look at Dean's training programs and video demos on photographic lighting. He was truly a master at controlling light and a talented instructor who changed the photo industry. His timeless lighting seminars were given worldwide. The information is still popular and useful in digital photography today.