Outward Bound Backpacker's Handbook
03 May 2013, 04:16
2013 | PDF | 8.51MB
A comprehensive guidebook, backed by the renowned program Outward Bound, to aid outdoors lovers into the area of backpacking.
Making Your Own Telescope
03 May 2013, 03:58
2011 | PDF | 8.85MB
Complete, detailed instructions and numerous diagrams for constructing a do-it-yourself telescope. No complicated mathematics are involved, and no prior knowledge of optics or astronomy is needed to follow the text's step-by-step directions. Contents cover, among other topics, materials and equipment; tube parts and alignment; eyepieces, and related problems; setting circles; and optical principles. 6 plates. 100 figures.
Handy Farm Devices: And How to Make Them
30 April 2013, 05:06
The Lyons Press | 1996 | ISBN: 1558214321 | PDF | 11.03MB
Actually originally published in 1909. New publisher/editor just added a foreward to this 1996 edition. Otherwise, it appears to be a facsimile of the original - drawings and all.
Some interesting stuff in here. From moving and planting a large tree to building gates. Even how to build a cement block house for under US$400. OK, perhaps a dollar bought more back then, but this even covers how to mix the cement and sand to make the blocks.