1MB of DIP memory, qty.8 256k x 4. These can be moved to the empty chip ram spot if you're only running with 1MB. Or used as bank 0 1MB, with Banks 1, 2, and 3 available in the ZIP locations.
2MB of ZIP ram, qty.16 256k x 4. These can sit in bank 1 and 2 when combined with above DIP memory, or in banks 0 and 1 if above was moved to chip ram.
Looking for $30 USD plus shipping, obo.