490. Haven't been able to confirm it, but most probably used by plumbers, with the ends employed to lift/open drains.
491. A whiffletree tip, this piece of hardware was placed on the end of a whiffletree or singletree, which is a pivoted horizontal crossbar to which the harness traces of a draft animal are attached and which is in turn attached to a vehicle or an implement.
492. Binocular focus wheel
493. Cigar travel humidor
494. Anti dozing safety alarm device, worn behind the ear while driving.
A mercury switch activates the alarm when the driver's head moves down as he is falling asleep.
495. Carpet seam roller
491. A whiffletree tip, this piece of hardware was placed on the end of a whiffletree or singletree, which is a pivoted horizontal crossbar to which the harness traces of a draft animal are attached and which is in turn attached to a vehicle or an implement.
492. Binocular focus wheel
493. Cigar travel humidor
494. Anti dozing safety alarm device, worn behind the ear while driving.
A mercury switch activates the alarm when the driver's head moves down as he is falling asleep.
495. Carpet seam roller
posted by Rob H. at
4:50 AM
1 Comments:
491 is a window device head. It goes on a pole of suitable size to open and close windows. Our Lady of Perpetual Help church and school in Downey, CA had these in use when I attended in the early 80s. I had to use one daily.
By
Anonymous, at 7:46 AM
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