Working with the Apple3BusBasic1.23.dsk and running the sample program VOLUMES there does appear to be a .SILENTYPE driver that wasn't there with the 1.1 disk.

[Linked Image from i.imgur.com]
[Linked Image from i.imgur.com]
[Linked Image from i.imgur.com]

Interestingly, it also lists .D1 through .D3 but not a .D4 volume.

For comparison, here's the v1.1 business basic VOLUMES output.

[Linked Image from i.imgur.com]

Last edited by Golden Child; 08/08/19 06:35 PM.