Need Corvus 'A2CPM.1' diskette

Hi, I'm trying to setup Apple CP/M on a Corvus Constellation II network drive. This requires a support diskette labeled 'A2CPM.1' that I'm unable to find anywhere. It is most likely in Apple Pascal format and contains a file named 'A2.DRVR.CPM.221' (along with several others). I'm reasonably sure that the Pascal volume name will be 'A2CPM.1:', or perhaps just 'A2CPM:'. (It is also possible that there are additional A2CPM.2 or .3 diskettes) NOTE: There are (2) Corvus diskette images floating around the web under various names that are NOT the correct ones (they're for an older version of the Constellation software): 1. Apple Pascal format, volume name 'CSCPM:' 2. Apple CP/M format with BIOS source and a few utilities Again, neither of these is the correct one. I can handle any type of Apple image file format. Would greatly appreciate it if someone has these elusive items. Steve