What does SJM stand for?
SJM stands for "Sangamon Jefferson Mine"
How to abbreviate "Sangamon Jefferson Mine"?
"Sangamon Jefferson Mine" can be abbreviated as SJM
What is the meaning of SJM abbreviation?
The meaning of SJM abbreviation is "Sangamon Jefferson Mine"
What does SJM mean?
SJM as abbreviation means "Sangamon Jefferson Mine"
