Aw yeah...  

 

Hey man, that's a cool lookin box !

Built-in overdrive, of course.  
 
It had reverb, but the only function of the reverb currently seems to be to create an annoying buzz.

Annoying Buzz?
 
I think you mean atmospheric textures.
 

Yes, the atmospheric textures of the SPACE FLY

I had one like it in 1985. I think they were made at a Ampeg factory in St. Louis Mo. You couldn't tell by hearing it.