Jane posted this mid-20th-century quilt top in the Facebook group
Quilts:Vintage & Antique looking for a pattern name.
We were no help.
I did find relatives, however.
The theme is squares in a half-square triangle.
Classified as a two patch with a diagonal seam down the center of the block.
Jane's has six squares.
I found quite a range of dates on the idea, but no published patterns.
15 Squares in some prints that look to be about 1910
Same time but 6 squares
10 squares from the mid-20th century