Is there a calculator for this hidden somewhere in the thread? Nevermind, found Chintan's sheet in the mars thread.
Location for this month is 32, -74 again (apparently, I forgot to move last month...)
Have Rubber, Oil, Lead, Gems, Lumber, Iron, Silver, and Uranium. Looking for Aluminum, Coal, Gold, and Marble.
Some members do not have a harbor yet, so it may take a bit to get it going fully.