How scarce (valuable) is core for the PDP-8?

From: Allison J Parent <allisonp_at_world.std.com>
Date: Tue Apr 20 17:49:27 1999

<Perhaps soft iron #2 washers would be a better choice. The local hardware

Same material as the nuts. A higer carbon steel (more remnant magnetizem)
may work but you really want small to keep the drive resonable.

Allison
Received on Tue Apr 20 1999 - 17:49:27 BST