In test, this is working up to the point of putting the database back in standby or no recovery mode.

Msg 3153, Level 16, State 1, Line 1

The database is already fully recovered.

Msg 3013, Level 16, State 1, Line 1

RESTORE DATABASE is terminating abnormally.

Tried restoring oldest t log backup not yet restored and got this

restore LOG pst from disk='F:\MSSQL\LOGSHIPBACKUPS\pst_20090603121501.trn' WITH NORECOVERY

Error:The log or differential backup cannot be restored because no files are ready to rollforward