The names given to the various lines of a tooth on a gear-wheel are as follows:
In Figure 233, A is the face and B the flank of a tooth, while C is the point, and D the root of the tooth; E is the height or depth, and F the breadth. P P is the ... Read more of Drawing Gear Wheels at How to Draw.ca
Gardening is more popular than ever and as more and more people move into apartment building, city housing and smaller spaces they lose the large space they once had to grow a hugh garden. Small gardens are great but some general rules apply. Because the space is smaller the garden must be more focused, by choosing only a few types of plants / vegetables you really can maximum the environment and confort of each plant type. Haven't started gardening yet? The best way to start a garden is small. This section will go over small gardening concepts like window boxes, lawn paths, green houses and talk about conditions year around.