OOPS! Yep, you're right- - - -and I spent a lot of years teaching alignment. We usually did the bending thing on the axle to adjust caster,unless both wheels needed the exact same correction. Around Nashville we always put in 1/2 degree more positive caster on the right wheel to correct for drainage crown.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!