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Popular Scientific Lectures by Hermann von Helmholtz 1962 Dover Paperback TPB

The Countryman Winter 1970 / 1971 Magazine Paperback Wildlife Vintage British

Social Utility Arithmetics Book Four 4 Strayer Upton 1939 Vintage Math Hardcover

Machine Design by Bradford & Eaton HC 1957 5th Edition Hardcover Engineering

The Dinosaur Book by Edwin Colbert 1951 American Museum of Natural History HC

Dinosaurs and the Newspaper Teaching Prehistory Reading Science Lesson Plan 1991

Prehistoric Life Encyclopedia 1981 Vintage Checkerboard Press Dinosaurs Maps HC

The Hidden Dimension by Edward T. Hall Doubleday 1969 Anchor Proxemics Space PB

The Human Organism by David Horrobin Vintage 1967 Bantam Science Body Paperback

One Two Three...Infinity Facts and Speculations of Science by George Gamow 1972

The Brain Revolution : The Frontiers of Mind Research by Marilyn Ferguson 1975

The Heart Doctors' Heart Book by Franklin et al Vintage 1976 Bantam Paperback PB

Know Your Own I.Q. IQ by H. J. Eysenck Intelligence Tests Penguin Pelican 1963

The New Genetics by Leonard Engel Vintage Paperback Avon Discus Books 1968 Genes

The Immense Journey by Loren Eiseley 1957 Vintage Book Paperback Science Nature

The Voyage of the Beagle by Charles Darwin Oceanic Society Bantam 1972 Paperback

The Edge of the Sea by Rachel Carson Signet Science Shore Vintage 1955 Paperback

Discovering Cycles Glenn O. Blough Jeanne Bendick HC DJ 1973 Vintage Science

Introduction to Mathematics by CCT Baker Vintage 1974 Arco Paperback Math Arc PB

The Silent Intruder Surviving the Radiation Age by Panati Hudson 1983 Berkley PB

Ants, Indians, and Little Dinosaurs Natural History 75th Alan Ternes Vintage 1975 Scribners Paperback