You did the right thing. Having separate sources of info gives you you the bigger picture. You should also get the sales brochure. They (LMC or most of the other vendors) also have books on chevy truck history that I have found useful.

1962 Fleetside 4spd 235 w/O.D. posi 3:90
In the Stovebolt Gallery
1990 Subaru Legacy Wagon AWD 2.2 5sp
2013 Ram Tradesman C/V
My Webshot Photos]