-Westbridge Books/David & Charles, North Pomfret, Vermont, 1980

-ISBN 0715377647

-science/essays/physics/philosophy

-hardcover w/dust jacket

-text w/black & white photos/illustrations

-320 pages

-9.5" x 6.25" x 1"

-condition Good+/Very Good

  -cover G+

        -dust jacket glossy w/rubbing, creasing & scratching

        -dust jacket edges & corners w/light wear, light chipping, light curling/creasing. front top left edge w/.5"closed tear

        -dust jacket spine w/wear & creasing on head & tail, otherwise like new

        -boards w/light wrinkling & light shelf wear on edges

        -binding firmly intact & square but slightly loose

  -pages Ex

        -pages like new