A lot will depend on the item. For rusty steel or iron, I like Evaporust. Clad coin, a tumbler filled with gravel, detergent, and vinegar. Some other items, electrolysis works good. Check out the "How to clean and Preserve Finds" section here on Tnet.
Welcome aboard! I am sure a member will jump in shortly with a few suggestions for cleaning up that puppy. In the meantime (if you haven't already) take a look at Sub-Forums: Florida for information (i.e., clubs, etc.) directly related to your state.