Here is the list of the chips.
- Western Digital WDC37C65C-PL: floppy disc subsystem controller
- Ricoh RP65C02G: Yep that's the one
- MMC27C64Q: 64 Kbit 8Kb x 8 UV EPROM
- BUNG MGD201: ?!
- Sony 58256MM12-L: 32K work x 8 bit high speed CMOS static RAM
- 74HCT244N : 8-bit buffer/line driver with 3-state outputs. It can be used as a two 4 bit or one 8 bit buffer.