If my camera was my 4x5...
schnieder sa 38mm xl (6x12) or 47mm
schnieder sa 72mm xl (4x5)
14" comm ektar (4x5) or some modern lens of similar length

or Mamiya 6
50mm, 75mm, 150mm
big suprise! the only lenses ever made for it

or Nikon FE2 35mm (I'd have to borrow it)
17mm, 35mm 180mm