US$ 150.00
this infant skull model reveals fontanelles
exposing the triangular rotor's epitrochoidal motion with a lamp-lit ignition point
metal roller
and link motion reversing mechanism
Coil for Demountable Transformer, 70mm, Model B Material_Cork this infant skull model revealsInsulated bobbin coil for the demountable transformer with 4mm panel sockets and an enclosed earth pin, used in step up and step down ratio demonstrations of Faraday's law.
US$ 150.00
US$ 12.95
US$ 18.00
US$ 152.00
US$ 109.99