Swirl, Unknown
This is the first I've seen of this particular Swirl pattern. In marigold, this milk pitcher sold in 2009 for $105. Have no idea who made it. Photo courtesy of Seeck Auctions.

In 2017, a similar marigold pitcher sold for $400.

In 2020, another brought $25.

< Hartung Swirl

This 8 3/8 inch tall miniature oil lamp sold in 2021 for $240. Again, no attribution. Photo courtesy of Burns Auctions.

Updated 5/9/2021