> On Wed, Aug 11, 2021 at 8:57 AM Fritz Mueller via cctalk > Could anybody spare a clue or some suggestions on how to access the contents > of: > http://bitsavers.trailing-edge.com/bits/DEC/pdp11/floppyimages/rx02/BASIC-11_V2.1_RX02.DSK.zip
> On Aug 11, 2021, at 1:12 PM, Glen Slick via cctalk <cctalk@classiccmp.org> > wrote: > > Hmm, maybe that BASIC.DSK image file was created by something that > only copied the initial allocated logical sectors and ignored unused > logical sectors at the end of the floppy, and maybe PUTR doesn't > handle disk image files that are not the expected full size? > > Example of padding the 486,400 byte BASIC.DSK image file to a size of > 512,512 bytes...[which works] Ah ha! Thanks much, Glen! simh is usually pretty good about padding out attached images, but maybe I'll try the same thing there and see if RT-11 can then read the disk directly itself. If not, I can extract/rewrite via PUTR.