The VOIDRUNNER'S CODEX is coming! Explore new worlds, fight oppressive empires, fend off fearsome aliens, and wield deadly psionics with this comprehensive boxed set expansion for 5E and A5E!
The Player's Handbook had a TSR ship date of March, and an on sale date of April.
The Dungeon Master's Guide had a TSR ship date of May, and an on sale date of June.
Monstrous Compendium, Volume One had a TSR ship date of June, and an on sale date of July.
Monstrous Compendium, Volume Two had a TSR ship date of August, and an on sale date of September.
For some reason, the copyright registration dates are slightly different, with a date of 1989-02-10 for the PH, 1989-05-01 for the DMG, 1989-06-20 for MC1 and 1989-08-23 for MC2.