TY  - GEN
AU  - Zubrowski Bernie
TI  - Mobiles : : building and experimenting with balancing toys 
SN  - 0688105890
AV  - JUV 01191 
U1  - 731/.55  
PY  - 1993///
CY  - New York
PB  - Morrow Junior Books, 
KW  - Mobiles Sculpture
KW  - Equilibrium
KW  - Juvenile literature
KW  - Experiments
ER  -