Harper, Dorothy.
Let's use the sun /
Dorothy Harper.
- Montreal : Multiscience Publications, c1979.
- viii, 264 p. : ill. ; 21 cm.
- Canada science series .
Includes index.
0919868053
80474906
C***
Solar energy.
SOLAR ENERGY SOLAR HEATING CANADA SCIENCE
TJ810 / .H36
621.47