GWR ? lettering

[signalman]

Found these GWR? letters in the back of the shed. they are 6" high and wondered if any of you great sages can make a station name out of them.
P, F, M, A, U, R, L, O, W, O, N, A

[Walkingthedog]

MARLOW.

[signalman]

MARLOW.

Thanks for that.
Had these letters kicking around in my shed for years. I can make a nice reduced size running in board for display.

[GeoffAlan2]

If it wasn't for he A Os and U I'd have guessed it was somewhere in Wales.