On 11/22/19 2:36 PM, Al Kossow via cctalk wrote: > > > On 11/22/19 11:16 AM, Chris Zach via cctalk wrote: >> That >> could be a problem if I want to re-load Cobol 81 onto this RSTS/E system. > > weren't RL01s usable in an RL02? > > No for RL. You, maybe thinking RX01/02 interchangeability.