I started in the 70s too. One of my first machines to work on was a 158. I thought that was an 8" floppy. I seem to remember our CE using it.
Bill Hitefield Dino-Software Corporation 800.480.DINO www.dino-software.com > -----Original Message----- > From: IBM Mainframe Discussion List <[email protected]> On > Behalf Of Steve Beaver > Sent: Friday, July 12, 2024 9:13 AM > To: [email protected] > Subject: Re: Mainframe history - 12 inch floppies? > > Under the console on a 370/158 there was a large floppy > > > > Sent from my iPhone > > No one said I could type with one thumb > > > On Jul 12, 2024, at 08:08, David Spiegel <00000468385049d1-dmarc- > [email protected]> wrote: > > > > Ditto. (I started late '70s) > > > >> On 2024-07-12 08:51, Ed Jaffe wrote: > >>> On 7/11/2024 9:00 AM, Radoslaw Skorupka wrote: > >>> I just found information in some book that IBM mainframes used 12 inch > floppy diskettes. Late 70's. > >>> > >>> Anybody heard about such diskettes? > >> > >> > >> When I first set foot in an IBM-mainframe computer room, the CPU and > peripherals used 8"floppy diskettes for loading the internal code. > >> > >> I never saw a 12" floppy diskette used. > >> > >> > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, send > > email to [email protected] with the message: INFO IBM-MAIN > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, send email to > [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
