Thursday, November 21, 2013

Set 520

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Since Thursday is a holiday, my next post is scheduled for Friday, November 29.






3031. 3-1/2" tall:

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3032. 5" long, take a look at Neatorama for more guesses and a chance to win a T-shirt.



























3033. Around 5" long:





























3034. Sent in by a visitor who would like to find the purpose of these items:

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3035. Around 10" long:













































3036. This is something that most people have seen before:

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Answers:


3031. A World War II OSS issue sheet metal style caltrop, these were thrown from planes and were made to be used in sandy areas to puncture the tires of military vehicles.

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3032. This is a dental tooth key for use by a dentist to remove a tooth:



























3033. A 37P-4 glideslope antenna for providing guidance to a landing aircraft:





























3034. No answer yet for these two:

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3035. A Berrian gold and silver counterfeit coin detector, the length of this tool has been calibrated so that when the coin is placed in the appropriate slot, the device will tip over. If the coin does not tip the device then it is below the weight required. Patent number 187,936








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3036. This is a close-up view of the aluminum tip at the top of the Washington Monument:

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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.

8 comments:

  1. 3032 A mid 19th century tooth extractor.

    ReplyDelete
  2. 3031 caltrop for stopping vehicles?
    3033 Looks like a waveguid, possibly inside of a radar?
    3035 Looks like a coin scale, for making sure that coins haven't been shaved to below legal weight. (for back when coins were made of actual silver)

    ReplyDelete
  3. 3036 Tip of the Washington Monument.

    ReplyDelete
  4. Yep, 3032 is a tooth key/tooth extractor.

    ReplyDelete
  5. 3033 looks more like a UHF antenna

    ReplyDelete
  6. 3034: A base for a bench?

    ReplyDelete
  7. 3034. Since we are down to guessing, it looks like it could be a dockside support for oars as well as a place to lash. Specifically, I am thinking about racing sculls or sweeps.

    - Edward

    ReplyDelete
  8. 3034 looks like a cable spacer but i can't find any reference.

    ReplyDelete