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Provides a history of biology along with definitions and explanations of related topics and brief biographies of biologists of the twentieth century.
Presents a complete biology handbook with text and illustrations, glossary of terms and short biographies of those who excelled in the field.
"No other official record or group of records is as historically significant as the 1790 census of the United States. The taking of this census marked the inauguration of a process that continues right up to our own day--the enumeration at ten-year intervals of the entire American population" -- publisher website (June 2007).