T he halved joint is frequently known as half-lapping, and sometimes as checking and half-checking. In the majority of cases it is made by halving the two pieces, i.e., by cutting half the depth of the wood away. There are, however, exceptions ... Read more of The Halved Joint at Wood Workings.ca
While burr clover will grow with more or less success on
almost any kind of soil possessed of a reasonable amount of fertility
and moisture, it is much better adapted to soils alluvial in character
and moist, as, for instance, the deposit soils in the bottom of rivers.
Its power to fight the battle of existence on poor lands is much less
than that of Japan clover, but on soils that grow crops, such as corn or
cotton, it may be made to render a service which the other cannot,
since it grows chiefly in winter and early spring, whereas Japan clover
grows in the summer and early autumn, when cultivated crops occupy the
land.