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1645. Approximately 8" long:
1646. 16-1/2" long, take a look at Neatorama for more guesses on this one:
1647. 12" long, the main question here is what trade was the intended market for this hammer?
The patent shows a part on the end that is not seen in the photos:
1648. Submitted by a visitor who is looking to find more information on this equipment:
1649. 15" long, another unidentified piece of hardware:
1650. 6" long:
To submit photos, send them to the address in my profile.
Last week's set is seen below, click here to view the entire post.
More discussion and comments on these photos can be found at the newsgroup rec.puzzles.