Four Globe Orrery or Season Apparatus (Electric Bulb)

Four Globe Orrery or Season Apparatus (Electric Bulb) Four Globe Orrery or Season Apparatus (Electric Bulb) – Scientific Laboratory Educational Equipment The four globes representing Earth with inclined axis, always pointing in the same direction revolves around the Sun on a revolving cross. It is provided with precisely cut gears assembly for smooth revolution. Moon also revolves around the Earth. On this cross a round Bakelite disc has been fixed with multicolored image which clearly shows 12 months, 4 seasons and their cardinal points and also supports an electric bulb representing the center position of Sun. Complete set up mounted on teak wood top base and is provided with an On/Off switch and mains indicator. Features: Portability Robust built High strength Unbreakable