They are preserved at http://gallery.guetech.org/suspended/suspended.html for anyone wishing to attempt the game.
The game itself is preserved at various abandonware sites, such as at https://www.myabandonware.com/game/suspended-1nz which seems to have versions for most platforms it was released on.
The source code for the game has been recovered and is preserved at https://github.com/historicalsource/suspended although there is no currently known preserved compiler that can translate this code into the playable .ZIP format ("Z-machine Interpreter Program", not to be confused with the archival format).