What does Engr stand for?

Engineer (PGP)

Engineering (AL)

Engraving (DIAR)

Engineer

Engineers - Firearms use code - Firearms collecting (FAUC)

Engraved

Engraver (ROG)

Engravings (ROG)

Engineer (PROS)

Engraved (WDMC)

Engraver (WDMC)

Engraving (WDMC)