Language: English
Published by Thomas Alva Edison Foundation, 1979
Seller: Terrace Horticultural Books, St. Paul, MN, U.S.A.
Soft cover. Condition: Very Good. Text Figures (illustrator). Copyright Date: 1973 Octavo, 1979, PP.32.
Published by Edison Electric Institute, 1990
Seller: Diatrope Books, Berkeley, CA, U.S.A.
Paperback (Saddle Stitched). Condition: Very Good. Unmarked text. Illustrated. Experiments: Solids in the Air, Effect of Air Pollution on Nylon, Measuring Lung Capacity, an Electrical Smoke Trap, Oxygen from Plants-Photosynthesis, Water from Plants-Transpiration, a Model Water Filter, Water Holding Capacity Of Soils, which Solids Decompose in Soil, Building a Can Crusher, Making New Paper from Old, Recycling Paint Solvent at Home. 32p.