An introduction to the ancient and modern geometry of conics, being a geometrical treatise on the conic sections with a collection of problems and historical notes and prolegomena Q Science
The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects. Q Science
The origin and evolution of life; on the theory of action, reaction and interaction of energy Q Science
Town geology : the lesson of the Philadelphia rocks : studies of nature along the highways and among the byways of a metropolitan town Q Science
The vegetable world; being a history of plants, with their botanical descriptions and peculiar properties Q Science
