Yeah, but I like it anyway. I wish it had more context. Unfortunately, not even the cancel gives us a clue as to usage.
It's part of an oversized envelope or parcel front, franked with $13,792.65 in revenue stamps (assuming there weren't others elsewhere that got removed).
2 complete strips of 4 and a single of R246
1 strip of 3 of R249
3 complete strips of 4 of R250
Not something you run into every day.