Talking Computron: hmm, I'm going to guess 2nd-gen TI speech chip.
This one is ELECsonic Football?

Also, this just in, hot from the presses, exclamation marks!! MAME 0.170 is out
From the top of my head, new additions related to this thread are: TI 1200/1250, Speak&Spell Compact, Speak&Spell 1979 version.