I'm inexperienced at carb tuning, please help

Thats a pretty good book. For some, Urich o Urich and Fisher's Holley books are easier to begin with, but don't have the more advanced stuff laid out as clearly.

With a Holley 4150/60 set the initial throttle position as shown in the post above here:
Large RPM and Vacuum drop when shifting from park to gear

Tuning for performance procedure outlined here Setup for 750DP on this 408