Set 320

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1831. The wood base is approximately 24" long, c. 1920, take a look at Neatorama for more guesses on this device:

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1832. 40" long:





































1833. About 36" inside diameter, c. 1840:




















1834. 35" long, this unidentified tool was submitted by a visitor:

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1835. Another unidentified item that was sent in:




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1836. 9-3/4" long:

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Answers:


1831. A rotary spark-gap transmitter that would have been part of an amateur radio station back in the 1920s.

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1832. A stagecoach horn, it was sounded by the driver when he got within earshot of a hostel, one blast for each passenger, to alert the innkeeper that he was approaching and to be ready to receive guests. A lookout lad would run inside with the news so that upon arrival food would be waiting and hot water and towels would be on hand.

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1833. A hollowed-out sycamore tree section that was used as a grain bin in the 1840s:




















1834. Haven't been able to verify any of these suggestions for this tool:
-flat belt shifter
-for moving bales of hay

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1835. Probably part of the frame for a punching bag:












































1836. A Primus lighter, it uses a flint and shoots sparks when the handle is compressed:

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