Provides charts, tables, and instructions for the amateur astronomer on how, where, and when to observe stars, constellations, and planets. Also discusses meteors, comets, eclipses, and other celestial objects.
Pictures 89 game birds, identifying their breeding and wintering ranges, scientific and local names, size, weight, flight speed, and nesting and feeding habits.
A guide to mammals of North America that includes a description of each species, a detailed drawing of the animal, and a map locating his common range.
A guide to plants which reproduce without bearing flowers, including a general introduction and suggested activities. Divided by type of plant: algae, fungi, lichens, mosses, liverworts, ferns, and gymnosperms.