The major faults are as described here:
301 2c small tear in a bottom perf
303 4c light internal crease
304 5c crease
306 8c light crease
307 10c small light perf creases
308 13c crease
309 15c corner crease
311 $ 1 crease
There may be other faults.
2021 catalog value is $168.00.