Really great news, Barry smile

Just tried to use already prepared Harddisk images (.h0, h1, which I created in the past) by UNZ and it seems to work.
Before you need to convert the image.
Example: TownsOS2.1 L51

chdman -createuncomphd TownsOS_HDD260MB.h0 TownsOS_HDD260MB.chd

It works.