HowStuffWorks "How a Block and Tackle Works"
FM 55-17 Chapter 6 Block and Tackle, Wire Rope, and Marlinespike Seamanship
Block And Tackle With Lock
A fascinating article that describes how a block and tackle (as well as levers and gears) works!
ceiling mount clothes dryer lift mechanism.
How To Use Block And Tackle Youtube
2 Pent - Block and Tackle
Illustrations by the Author
The Use Of Block And Tackle
Functional & Decorative Wooden Block and Tackle : 10 Steps (with Pictures) - Instructables
Progress is fine, but it's gone on for too long.: Block & Tackle
BLOCK AND TACKLE
How to make your own block and tackle - YouTube
Block Tackle Pulley System - Search Images
Homemade Block and Tackle - HomemadeTools.net