It was found in the early stages a profile view drastically flattened the dimensionality of the piece, so a new angle was implemented.
An overcast fog was the primary lighting version used during production.
Passes indicating the different components of the scene.
Some of the rudimentary materials I created in Designer later implemented in Painter, adding further individuality to key buildings and assets.
Only a handful of the references I used, these being primarily for the overcast lighting set-up and partial asset building.