On 02/22/07, bill ritchey <britchey11 at yahoo.com> wrote: > > is it true that i can just install 9.1 on a machine that already has 10 & >classic installed? Only if the machine is OS 9 bootable. Note, if it only has one, unpartitioned disk, installing OS 9 will overwrite the /System Folder associated with Classic. However, the new OS 9, if upgraded to 9.2.2 can be used for OS X's Classic.