Get Pacific War: Matrix Edition v3.2 here, or from Matrix Games at 
http://www.matrixgames.com/products/235/downloads/

You might be able to find SSI editions of Pacific War at abandonware
websites.

The Matrix forums are still pretty active for a twenty-year-old game:
http://www.matrixgames.com/forums/tt.asp?forumid=17


FILES
Manual.pdf
	The game manual, as released with PW: Matrix Edition v3.0.

pwbv106.zip
	bradk's tweaked scenarios, pac.exe and air.sym for PBEM games. Not 
	supported for AI games (works to some degree if the human player 
	controls AI aircraft production). Documentation, installation notes, 
	and change list can be found in the .zip file. See this forum thread
 	for more information:

	http://www.matrixgames.com/forums/tm.asp?m=2756466
	
wga-amplified-rulebook-100511.pdf
	Annotations on the rulebook, as compiled by Wargame Academy, and also
	available therefrom at http://wargameacademy.org/cPCW/index.html.

PWHINT11-MatrixV3.2-mod2.doc
	bradk's edits to the PWHints document from the 90s, covering changes
	made for the Matrix edition. See the Pacific War forums for more
	information.

istfemer-pac-exe.zip
	Istfemer's modified Pac.exe, which moves the Arctic weather zone
	such that it does not include Seattle, changes the monsoon
	weather zone's monsoon months from March through May to June
	through September, tweaks the severity of weather zone effects,
	and changes the Japanese kill modifier to be effective in 1944.
	See forum thread for discussion: 
	http://www.matrixgames.com/forums/tm.asp?m=3807407

pacwared23.ods
	Rich Dionne's pacwared Excel spreadsheet/macros, modified to kinda
	work with LibreOffice. Do not use the 'output' function. It will
	corrupt your save file. Display is fine, however.