The following rewards are obtained by completing the Industrial Revolution Puzzles:
You unlock all the rewards after completing Task 12 of the puzzle, except for the Image Packs which you get after completing Task 59 of the puzzle, the last task.
To Claim your rewards, see:
BioShock Infinite: Industrial Revolution How to Get Rewards
If you are stuck on any puzzle or just want to play through them quickly, see:
BioShock Infinite: Industrial Revolution Puzzle Game Answers Guide