On Fri, 7 Sep 2007, Tony Duell wrote:
  Has anyone mentioned the Apple-][-on-an-ISA-card yet?
There were at least
 2 of them, they connected to the disk drives and CGA card too, and let
 you run Apple ][ software on a PC system, copy files between PC and Apple
 disks, etc. 
Quadlink from Quadram:  We had a 70% DOA rate on about 3 dozen, including
70% DOA rate on the replacements, including connectors installed wrong
(such that the board could not be installed)
Diamond Trackstar 128:  for a while was available through Radio Shack