Congrats, Jim. I feel the same way about my 7x17" Korona. With 35mm, MF of a few different flavors, 4x5, 5x7, 8x10, 7x17, and 11x14" I feel pretty much settled with what I've got, and 7x17 was the last one I had been looking for for some time.
Sounds like you definitely need to borrow my 8x20. Oh . . . and the 6.5x8.5 . . . and the . . .