Help determining age, maker on Mexican silver tray

[TeresaS]

I need help determining age, maker on this silver tray found in the trash! Measurements are 16" by 9".

[2209patrick]

Hello.
Can't help much, don't know who MRR is.
Have seen that mark before along with a Perlita mark.
Perlita is a retail store in Mexico City.
The Eagle mark one indicates Mexico City.



Pat.