Published by Dutton, 1968
Seller: BOOKFINDER, inc, Lawndale, NC, U.S.A.
Hardcover. Condition: Good. Hard Cover. This Hardback book is in Good+ condition. Overall, clean, tight, bright. X-library with associated marks, stamps. practical experiments that children can do in learning about gravity.
Published by E. P. Dutton & Co., Inc., 1966
Seller: The Unskoolbookshop, Brattleboro, VT, U.S.A.
First Edition
Hardcover. Condition: Good Minus. Dust Jacket Condition: Very Good. Zacks, Lewis (illustrator). First Edition. Former library copy with usual library markings, including protective, laminated dust jacket. Blank back endpaper has been removed. Slight looseness to text block. Pgs are unmarked. Ex-Library.