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27. Botany for young people and common schools. How plants grow, a simple introduction to structural botany. With a popular flora, or an arrangement and description of common plants, both wild and cultivated. Illustrated by 500 wood engravings.

30. The boot and shoe manufacturers' assistant and guide. Containing a brief history of the trade. History of india-rubber and gutta-percha, and their application to the manufacture of boots and shoes. Full instructions in the art, with diagrams and scales, etc., etc. Vulcanization and sulphurization, English and American patents. With an elaborate treatise on tanning.