Immaculate P-40M, that won the Grand Champion Award for WW2 birds in this year's Airventure festival.
The aircraft is from Tristate Warbird Museum, Batavia, Ohio.
Mamiya RZ67 Pro II, Mamiya Sekor Z 65mm L-A, on Fuji Velvia RVP 100 color reversal (slide) roll film. Polarizing filter.
That film expired in 2008 and was not stored in a fridge. It is still going strong!