On 3/8/23 19:23, Chris Elmquist wrote:
  Who can read them now?  ;-) 
I suppose that you could rig something up as a streaming rig, but the
metal was murder on heads; the Univservo I interposed a thin plastic
tape between the metal and the head.  Fortunately, the density was
pretty low.
Not easy--the contents would have to be special.  But not gone forever.
--Chuck