1979 Solar Fun Projects Book John Barling Vintage DIY Outdoor Solar Energy Sun

CONDITION: Good used condition as shown, original price sticker on front cover 18 projects for the Weekend Builder, lots of fun activities and buildable ideas to learn more about the sun and the energy it can create! Includes schematics, illustrations, and detailed instructions. 1979 Solar Fun Projects Book John Barling Vintage DIY Outdoor Solar Energy Sun Science Fair Projects