Hardcover. Condizione: Good. No Jacket. 1966 HC, 56 pgs, EX-Lib w/stamp, pocket removed and un-printed end pg removed. Pgs clean, binding tight. Begins by defining a Science Project, choosing a problem, research, planning, building & on.
Library Binding. Condizione: Good. Ex library with stamps, good illustrated cover, plastic dust jacket w/ small tears, tight binding, clean text Prompt, reliable service, shipped next business day. Int'l mailed via first class or priority.