If I recall, there's 9 down each side, 2 on the front beam and 4 at the rear, forward of the transaxle.
Yes, Airspeed can get you Ghia pans. They're $199.95 per side, and seat tracks are available individually at $49.95 each. Whether it's been added to our website yet or not, we can get you virtually any part for your car. e-mail or call and ask for me 604-881-2233. I have a '70 myself.