You can find the ones you created by using the WRKSPLF command.
For the spool files for your current session use WRKJOB option 4.
You can find spool files created by different users using the WRKSPLF SELECT(USERNAME).
There are ways to find spool files by job.
Use WRKSPLF SELECT(*ALL) JOB(ORD410W) and fill in the other parameters.