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Al G Renner
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How to make and use electric motors
Al G. Renner · Putnam
127 sayfa · 1974
Juvenile literature / Amateurs' manuals / Electric motors / Electric motors, juvenile literature
Experimental fun with the yo-yo and other science projects
Al G. Renner · Dodd, Mead
128 sayfa · 1979
Experiments / Juvenile literature / Science / Science projects / Yo-yos
How to build a better mousetrap car--and other experimental science fun
Al G. Renner · Dodd, Mead
128 sayfa · 1977
Experimental design / Experiments / Juvenile literature / Models and modelmaking / Science
the tumblers manual
william r. laporte & al g. renner · prentice-hall inc ; englewood cliffts, n.j.
134 sayfa · 1938
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