Default settings:
...\Bentley\MicroStation\ustation.dgnlib
David,
Most of the icons that are used in MicroStation are ICO files that we put into the one resource file. My advice is to go find a nice ICO editor (I think there are some free opene source ones out there) and use that to create your own icons.
HTH,
mark anderson [Bentley]
Visit me at https://communities.bentley.com/communities/other_communities/bentley_innovation/default.aspx