Carrier medium · Paper

Punched cards and paper tape

30 records recovered from punched cards and paper tape, newest restorations first.

Risk
Low
What goes wrong
Damp, tears and missing cards.
How Lazarus reads it
Scanned optically and decoded in software, with missing cards reconstructed from listings.
  • 12 bit-exact
  • 15 complete
  • 1 reconstructed
  • 1 partial
  • 1 fragmentary