barty, phillip.
Wonder worker, phillip..barty - uk: sidgwick&jackson 1979 - 96 p. illus. 22 cm. - Morrow junior books .
61005161
Electrical engineering--Juvenile literature.
Electricity--Juvenile literature.
TK148 / .B93
621.3
Wonder worker, phillip..barty - uk: sidgwick&jackson 1979 - 96 p. illus. 22 cm. - Morrow junior books .
61005161
Electrical engineering--Juvenile literature.
Electricity--Juvenile literature.
TK148 / .B93
621.3