I just uploaded to the GTAC 'Scratch' area the 24x24 NX 9.0 bitmaps. The file name is:
OK, I've re-uploaded the NX 9.0 bitmaps to the GTAC 'scratch' area. The file name is NX_90_bitmaps_24x24.zip
If anyone wishes to have additional sizes, just let me know and I'll upload those libraries as well.