The Sensuous Gadgeteer: How to Use Tools and How Tools Work

The Sensuous Gadgeteer, published in 1973, was unique then and now because it taught not only how to use tools but also how tools work and why they work.

023-038-01-Symmetrical-taper-blade
A knife blade with a symmetrical taper is curved on both sides. With this type of blade it can be difficult to distinguish the sharp edge from the dull edge.
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