64MB (2X32MB) EDO Non-Parity 60NS SIMM 72-PIN 5V 8X32 at Amazon.com
Micron MT12D436M-6 16MB FPM DRAM 60ns 72-Pin SIMM Single-in-Line Memory Module at Amazon.com
0xcats@fosstodon.org on Twitter: "I designed a new SIMM module PCB. Project SIMMBA! A 128MB EDO/FPM compatible module to max out old 72 pin SIMM retro-machines. It was quite a lot of fun.