He measured and compared the craniums of Americans of African and European descent from latecolonial times to the 20th century and found that our brain size is on the move again.
In colonial times in America (late 1700's) it was still common to use corn-cobs or leaves.
而即使在殖民时期的美国(18世纪后期),玉米穗或树叶仍是主要洁身工具。
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Baroque architecture: Architectural style originating in late 16th-century Italy and lasting in some regions, notably Germany and colonial South America, until the 18th century.