There is an antique electronics and military equipment sale going on San Jose, the details of which you can find at
this EDN post .
I will just repost a few interesting pictures here. Click on them for enlarged versions.
An antique projection TV ! You can find more details about it
here .
An antique oscilloscope - just compare its size with the ones we use in labs today !
A giant variable capacitor :)
A military microwave link.
A three phase variac.
Its quite an amazing journey electronics has made !