Help to grade two mexican 1 centavo coins

I have this coins:

1 Centavo 1916
1 Centavo 1924/3 overdated

I want to know the grade and the value if you can help i will be appreciated.

Here are the pics:

https://picasaweb.google.com/110607697902768939533/CoinsToGrade#

The 1916 centavo have two sets of pictures with two diferent angles of the ligth.

 

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1916 - vg-30 $40
1924 vg-35 $65

 

Grading.

I was a little dissapointed im not a profesional grader but i thiks this was at least vf , bad luck.