TY  - BOOK
AU  - Gardner, Robert
TI  - Astronomy experiments in your own observatory
SN  - 978-0-7660-6951-0
U1  - 522 G171 2016 
CY  - New York
PB  - The Rosen Publishing Group.
KW  - Science projects
KW  - Juvenile literature
KW  - Astronomy--Experiments
ER  -