For first time visitors I recommend this archive for some of my best posts.
1807. 2-1/2" wide:
1808. Around 24" long:
1809. Approximately 50" tall, take a look at Neatorama for more guesses on this one:
1810. About 48" long:
1811. The threaded rod is 14-3/4" long, submitted by a visitor who is looking to identify this tool:
1812. 10" 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.
Black Ops Pro Tips
More discussion and comments on these photos can be found at the newsgroup rec.puzzles.