Frank O'Hara About Roles Name : Frank O'Hara Book Role Complete Spectrum ROM Disassembly, The Author O Sistema Operativo do Spectrum ROM Disassembly Author Complete Timex TS1000/Sinclair ZX81 ROM Disassembly, The Author Sinclair ZX81 ROM Disassembly Part B: 0F55H-1DFFH Author Change Request You can request changes or additions here. You can upload files. All change requests are actioned as quickly as possible and you will be informed of the result. Details Files Your Name * Email * Details Your browser doesn't have Flash, Silverlight or HTML5 support. Submit Thank you for your change request. We will respond as soon as possible.