Notice how it's flat and shelf-like. That's your key to determining if it's mechanical doubling. Mechanical Doubling is common so you'll see lots and lots and lots of these before you find a true doubled die. Spend some time studying the characteristics, then study them some more..
Comments
1) You should mention where you see doubling.
2) nope
BHNC #203
Additional photos

Slight mechanical doubling combined with an old die.
Value = 1-cent. Good for paying sales tax or maybe leveling the table at McDonalds.
I agree with Roger... Not a DDR.... Mechanical doubling.... Cheers, RickO
Not. It's strike doubling = mechanical doubling.
Kind regards,
George
Notice how it's flat and shelf-like. That's your key to determining if it's mechanical doubling. Mechanical Doubling is common so you'll see lots and lots and lots of these before you find a true doubled die. Spend some time studying the characteristics, then study them some more..