No 69 grenade manufacturor code

[Yodamaster]

Hi all,
a little question to the marking specialists.
I found a No 69 grenade. On his base there is a letter code "D.L R."
Is this the manufacturors code and, if yes, wich manufacturor is it ?


Yoda

 

[spotter]

D.L.R Thomas De La Rue, London

 

[Yodamaster]

Thanks Alan for this quick reply !


Yoda