Any unusual clock, especially a design that used neon, is wanted by collectors. The first neon sign was made in Paris in 1910. Neon did not come to the United States until 1923, when a Packard ...

There’s no doubting the appeal of Nixie tubes. The play of the orange plasma around the cathodes through the mesh anode and onto the glass envelope can be enchanting, and the stacking of the symbols ...

The expression of numbers is the main feature for the strangeness of this unusual clock and is made possible by using 7 LEDs. The expression of numbers is the main feature for the strangeness of this ...