https://spectrumcomputing.co.uk/forums/ ... =30&t=5835
The files themselves can currently be downloaded from:
https://www.dropbox.com/sh/ys1po6m0nh43 ... Jc9qa?dl=0
https://www.dropbox.com/sh/fda6nxhh9mh6 ... nma1a?dl=0
The program PROGMERGE is available elsewhere on the net (although it is corrupt [doesn't run] from one site). Other ACS software titles still MIA are ACSembler and ACS Debug.