Disk os Colorcal

This one is after the cutux version.It pretty old but it end of support, later this os will be replaced LIKE CD OS ! This os is mode at 1965 - 1966 janurary, this os is by CdO (C)rop. This version is color cal you can also say : color / cal means color like colors and cal (calling) but ... we still say that os is terminal IO means FM VERSION only avaible at alpha version. This is the logo of Disk os colorcal, hope you like it. There is a new disk os alpha version at March 1966 there is the disk. It not the same logo ...