Strength of Nature was not in at Kunark release.
http://www.project1999.org/forums/sh...ad.php?t=30587
Pretty sure Jolt (originally level 55, not made 51 until later) was not in at release, because it was added as a remedy to aggro issues discovered after rangers started levelling up beyond 50 on hard-hitting Kunark mobs. These issues would not have been discovered until after Kunark release.