a vacuum gauge and your timing light will help you adjust your timing. The vacuum gauge gives an accurate reading of the air moving through your engine. And is helpful
with adjusting the mixture on the carburetor.
I cut each page out of this book, put them in plastic sleeves in a binder, and add separate sheets with notes from my own work, part numbers of replacement parts and from the advice from the crew on Fordbarn.
Have some fun with the car, don't overthink things.
https://www.amazon.com/1949-1951-For.../dp/B00435MUFG