This dates from Notes5/6 era so may well be very much out of date.

user$ ls -l H/notes/

Cache.dsk
cluster.ncf
desktop.dsk
<youruserid>.id
favourite.nsf
jobsched.njf
journal.nsf
journal4.ntf
log.nsf
log.ntf
names.nsf
notes.ini
pernames.ntf
perweb.nsf
perweb64.ntf
pib.nbf
prtflo46.ntf
user.dic