Trevor R. Toms About Roles Name : Trevor R. Toms Book Role Spectrum Pocket Book, The Author Spectrum Buch, Das Author ZX80 Pocket Book, The Author ZX81 Pocket Book, The Author ZX81 Buch, Das Author ZX81 Pocket Book, The Author ZX81 Pocket Book, The 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.