User contributions for BRIAN A HUMPHREY
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A user with 2 edits. Account created on 22 December 2015.
22 December 2015
- 23:4823:48, 22 December 2015 diff hist −17 m Talk:Calcium carbide →Color
- 23:4723:47, 22 December 2015 diff hist +1,039 m Talk:Calcium carbide →Colorless?