Ducal Eprom Eprom 54610801 # 68 is also compatible if anyone knows or has one of these. Getting desperate people, know doubt when I find the original I will have already bought one.
Tim K EPROM's I might be able to help. I have copies of all the Devimead 955 EPROM's somewhere. Give me a little while to look. Tim
KevB Eproms There was another member who also had some for sale last year: I manage to source an OEM boxed spare for my 916SP3 so might be worth pinging him to see what, if any, he has left.