if I'm reading them correct look date coded in
1982.
CPU board has 8085 cpu, a D3242 ? HM4864P-2 (16 of them)
4864 = 64K*1 DRAM. So you've got 128Kytes of RAM there.
3242 is an Intel DRAM address multiplexer and refresh counter. Reasonably
common on old DRAM boards.
-tony