My RCA 8X541 AA5 in cross mode 3D.
Not in my collection, a Stewart Warner
91-513 in 3D, cross eye mode. timsbiz
An AA5 circuit board from a GE clock radio,
cross eye mode.
Radio using compactron tubes, cross eye.
Nothing beats a Ma Bell phone, WE 500, cross eye.
by "old_technology", cross eye
An Australian radio, Astor, taken by blueleparc. cross eye.
Viscount, by Gregg Draudt
An Aussie radio I do have, Tasma 1001
Dark brown. Cross eye 3D image.
Person held fast in a latex rubber vacuum cube, cross eye.
Rubberman, cross eye - Emerson 850, parallel eye mode, not in my collection.
lilthug
Also not in my collection,
cross eyed mode.
Not in collection, cross eye
More not....
And not in my collection.
Crosseye, not in collection
None in collection, by peanuts-in-jersey. Crosseye
An Airline 94KR1520A taken by "paperboy",
not in my collection. Cross-eye.
More not in collection:
cross eye
lexie1 
Cross eye
And another not in collection (cross eye): 
Nor this
A Motorola set taken by Bobgiar, not in my collection, cross eye.
Pictures are sideways because the photographer moved upwards instead of
sideways between pictures. Down is to the right in these.
not....
I have one of these. Cross eye. ljessicsa
Not in my...., crosseye.
Yet another not...., crosseye
A Smokerette SR600W that's not in my collection.
pvantiques. Cross eye mode.
General Electric model 414F, cross eye, taken by tysrus,
not in the collection.
Not in my collection, an Emerson model 214. Cross eye mode. toysboy888.
And yet another not in collection. Firestone.
by Oldfangledaudio. Cross eye.
A Philco 48-230 not in collection, by bestvacman. Crosseye.
by g.army, not in collection, crosseye
another by g.army, Airline 14br736a, not in collection, crosseye
A Farnsworth AT21 not in the collection, by stp66.
Crosseye.
RCA's attempted video format in the '80's, CED Videodisc.
SPACE:
x eye
Comet Wild NASA
Eros 433 in 3D. Cross eye. NEAR spaceprobe pix.
The Moon in 3D (cross eye mode)
These plagiarized from Astronomy, but converted to X eye mode:
Crater on Saturn's moon Rhea, Cassini photo (cross eye mode)
Below is an old space exploration scene by Quinn, made into 3-D:
Saturn is flat because it's too far away for stereoscopic vision
to see it in 3-D. Cross eye mode.
Note, the pictures of radios "not in my collection" were copied off the 'net, usually from Ebay. They were by other photographers (credited via their Ebay names) who had not realized they created stereosopic pairs with the pairs of pictures they took.