Content:

macgambit-1.9.1-interp.hqx     MacGambit interpreter only
macgambit-1.9.1-sources1.hqx   THINK-C 5.0 sources files for interpreter
macgambit-1.9.1-sources2.hqx   Rest of sources for compiler
macgambit-1.9.1-thomas.hqx     Standalone interpreter for DEC's Thomas system

Note: all of these files are (c) 1992, Universite de Montreal.  Check the
"About MacGambit" dialog box for details.