It looks like this Part has been superseded by LEGO Part 4345b Box 2 x 2 x 2 [Hollow Studs].
Click on a colored part below to see the Sets and MOCs that use part 4345a Box 2 x 2 x 2 [Solid Studs] in that color. You can find an overview of all LEGO Colors here.
If a color is missing, it probably needs to be added to a Set Inventory.
There are 3 Mold variations of part 4345a - Box 2 x 2 x 2 [Solid Studs] in the database, in use between 1983 to 1992. See Molds and other related Parts.