Minecraft wiki entry for Pause_menu, associated text: Classic 0.0.22a_05
Classic 0.0.23a_01
Infdev (March 27, 2010)
Infdev (June 27, 2010)
Alpha v.1.0.4
Alpha v1.0.11 Alpha v1.0.12 removed the two dots after title.
Beta 1.5 - 11w48a
11w49a - 12w24a
12w25a - 16w38a
17w13a - 1.13.2
18w43a - 1.17.1