Changes related to "Category:Completed books"
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26 July 2015
- (diff | hist) . . m Control Systems; 22:51 . . (-39) . . Az1568 (Reverted edits by 22.214.171.124 (talk) to last version by QuiteUnusual)
- (diff | hist) . . Control Systems; 15:41 . . (+39) . . 126.96.36.199 (→Preface)
- (diff | hist) . . Spanish by Choice; 12:36 . . (+17) . . Martin Kraus (replaced photo of Palenque ruins (the other photo had oversaturated colors))