Seller: The Unskoolbookshop, Brattleboro, VT, U.S.A.
Hardcover. Condition: Good. No Jacket. Usual library markings. Portions of dust jacket are taped to front endpaper. Some tape residue & light wear to covers. Spine is tight; pgs are unmarked. The simple experiments contained here reveal the principles of light, sound, air, and water. Ex-Library. Seller Inventory # 010768