Botany in a Day


Book Description

Explains the patterns method of plant identification, describing eight key patterns for recognizing more than 45,000 species of plants, and includes an illustrated reference guide to plant families.




How Plants Grow


Book Description







Apgar's Plant Analysis


Book Description







Pennsylvania School Journal


Book Description

Includes "Official program of the...meeting of the Pennsylvania State Educational Association (some times separately paged).







The Missionary Herald


Book Description

Vols. for 1828-1934 contain the Proceedings at large of the American Board of Commissioners for Foreign Missions.