I would venture a guess that the tops of the torches are also threaded. They may have had candle holders screwed on.
Size?
I love it and want that shade!
My best guess ... Embroidery Hoop Grid All Hand Done
[MEDIA]
It's a nice size too, 9.5" wide x 6" tall.
I snagged this "pre" estate sale Art Nouveau cutie. It's constructed in three pieces. The flowers are made of iron and the woman spelter. [ATTACH]...
https://www.antiquesnavigator.com/d-1906349/vintage-tin-lithographed-friction-s-1925-packard-sedan-car-shioji-sss-japan.html
The small face looks like the artist was playing with the Iroquois false face style.
Great value for $10.
I'm going with it being modern.
No need for a funnel, the area around the hole is dished, just pour and it will drain into the chamber.
Possibly a humidifier.
The first one looks like the type that is made by the Tohono O'odham....
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