How to Build a Squirrel Trap? The various forms and schemes for home-made traps that have been devised, and which are…

Build Your Own Log Cabin - How to Build a Log Cabin Yourself - excerpt from the book "The Scientific American Boy&…

Wig Wag Signals and Wigwagging - excerpt from the book "The Scientific American Boy" by A. Russell Bond Our …

How to Build a Canoe - Wood and Canvas Canoe Plans - excerpt from the book "The Scientific American Boy" by A…

Outdoor Water Filter - How to Make a Water Filter - The Barrel Filter - excerpt from the book "The Scientific Amer…