Unknown brit. buttons

[Gran Sasso]

Found some weeks ago - any idea? The writings read" Buttons Ltd. B.Ham Trademark"

[Vix Steel]

RAF

Im not sure if they are post war or not, I think war time had R.A.F. on them but I could be wrong. All in all very common button I think as I have many myself.

[Marc Sherriff]

British Royal Air Force buttons for the Tunic and Greatcoat.

[Dmv]

R.A.F. Kings crown used trough ww2 until 1953.

@ ViX Steel: it was the R.C.A.F. (Canadian) who had this text on them, not the brittish RAF

[SHEARING-CROSS]

but do they unscrew ? ? ?

[ROBB]

How can you not know what they are ?????? . Have you not heard of the RAF . Rob