If you need to use the. guidelines to cite sources, there are two formats you can use. The author-date format is often used in the physical, natural, and social sciences, while the note-bibliography format is more common in the humanities (literature, history, and the arts).
The BBCOR one-piece bats are made of composite or metal and they are one solid piece from the barrel to the handle. The two-piece bats have separate barrels and handles. The two-piece bats usually have different materials, with a composite handle and a metal or composite barrel.
Some players also claim that picks made from cow or pig hooves are also an acceptable alternate. Above: The pick above was made from an antique box made of tortoise shell, however since it was reworked it is no longer considered antique nor an acceptable exception for trade across state or international lines.