Adding a Second (2nd) MFM Hard Drive to the UNIX PC

ICUS II Hard Disk Upgrade
Written by Gil Kloepfer, Jr. & Lenny Tropiano

On Archive.org/web in case it disappears.

At least one of several threads on COMP.SYS.3B1

Also referred to as the ICUS II "P5.1" hard disk modification

And evidently it was just done in December 2021 by shirsch as reported on vcfed.org

And this article references Gil Kloepfer, but talks about adding up to FOUR drives?

https://stason.org/TULARC/pc/3b1-faq/5-6-Can-I-put-a-larger-hard-disk-drive-in-the-UNIX-PC.html

2023-12-02 Update:  Did we just find one of these mods "in the wild"???

Courtesy e2k over Discord