Pictures

6E5 & 6ME5 The common 6E5 aside
the 7-pin 6ME5

Raytheon tube label

box front box top
One of the very few boxes that actually claim the tube is an indicator.  You would have to try real hard not to notice this one. a Y64 tube came in this box. box side

Silvertone tube label

R2164 beside a 6G5
The miniature R2164 dual indicator beside the common 6G5

Grid leak box

Westinghouse WL727

Source:
Electronic Engineering Handbook
R. Batcher , W. Moulic
Electronic Development Associates
1944

WestinghouseWL-787 Demonstration Triode P. S. I want one of these!

Crosley tube box

red eye

red eye

Above: eye with red bezel doubles as filament indicator.

Right:  6E5 with GE logo on the filament shield.

 eye by GE

Cornell-Dublier capacitor label

6G-E12A

6G-E12A

6G-E12A tube (Toyo) used in some Pioneer audio equipment.  The rectangular shape of the target and the square beveled filament shield make this an interesting magic eye.

Grid leak box

Toyo tube box 6G-E12 6G-E12A

Above Left: Target of a 6G-E12 tube
Above Right: Target of a 6G-E12A tube The two are electrically equivalent, but as you can see, the display is much different.

Left: The only box I have ever seen with the words MAGIC EYE printed on it (besides the ones I wrote on).  A 12Z-E8 tube came in this box.

Silvertone tube label

Subminiature Indicator Tubes
Three subminiature tubes.  From left to right: 6977/DM160, ИВ-15(IV-15), 1M3/DM70