The four globes of four different colours with inclined axis, always pointing in the same direction, with candle to represent Sun in center of meter disc, 25 cm. in dia.
Consists of a 12 cm dia. Political globe, capable of rotation round its axis, with a candle holder.
With leveling screws, graduated scale, protractor & a clamp to fix the Gnoman
A simple model to show how Solar & Lunar eclipses are formed. Complete with candle holder.
Comprising a terrestrial globe with a ring all round, graduated in hours & parts.
A unique idea showing the revolution of the planets around the Sun. With all nine planets with an electric bulb fitting for representing the Sun.
Sky is an
The apparatus has a metal ring with moveable glob & protractor adjustable in many directions in stand.