LogBook [SOLVED]

Is there a way to specify what is being shown in the logbook in the web server?

Mine is fill with this and cannot see what changes were maybe a few hours ago because of this.

User frame 2(G:1)
23-JAN-18 09:51 :58
========================================
User frame 0(G:1)
23-JAN-18 09:51 :18
========================================
User frame 2(G:1)
23-JAN-18 09:51 :16
========================================
User frame 0(G:1)
23-JAN-18 09:51 :04
========================================
User frame 2(G:1)
23-JAN-18 09:51 :00
========================================
User frame 0(G:1)
23-JAN-18 09:50 :38
========================================
User frame 2(G:1)
23-JAN-18 09:50 :34
========================================
User frame 0(G:1)
23-JAN-18 09:50 :12
========================================
User frame 2(G:1)
23-JAN-18 09:50 :08
========================================
User frame 0(G:1)
23-JAN-18 09:49 :52
========================================
User frame 2(G:1)
23-JAN-18 09:49 :48
========================================

I found it.

$LOGBOOK.$log_uf
$LOGBOOK.$log_ut'

Glad I have this 1000 page System Variable Listing manual.