Welcome to the village Steve .......like Denny said get the best saw you can afford and jump in.....we have a lot of good folks here in the Village that are helpful and knowledgeable ....Make yourself at home .
Not knowing how much detail is involved , 3/4 white oak will probably require at least a #3 or #5 to get any life out of them,,,maybe someone else will pipe in will more knowledge than I have as I have only used spirals in 1/2 thickness at the most.