The screw /
Armentrout, Patricia,
The screw / Patricia Armentrout. - Vero Beach, Fla. : Rourke Press, c1997. - 24 p. : col. ill. ; - Simple devices .
Includes index.
Text and pictures introduce the screw, a simple machine used primarily as a fastening device.
1571031790
Screws
Screws.
621.8
The screw / Patricia Armentrout. - Vero Beach, Fla. : Rourke Press, c1997. - 24 p. : col. ill. ; - Simple devices .
Includes index.
Text and pictures introduce the screw, a simple machine used primarily as a fastening device.
1571031790
Screws
Screws.
621.8