Rainbow, Northwood
Few collectors pay much attention to these as there is really no pattern except for the basketweave on the exterior. The name comes from the color spectrum displayed on the interior with the iridescent color bands radiating out from the center.
Bowls, pie crust edge

Green, 30 (2012)

Marigold, 13 (1998)

Purple, 30 (2001)

Bowls, ruffled

Purple, 25 (2007), 30 (2011), 20 (2014),
   10 (2016)

Plates, 9 inch

Green, 20 (2001), 60 (2006), 35 (2013)

Marigold, 55 (2007), 10 (2010)

Purple, 45 (2007), 30 (2011), 25 (2016)

Purple, handgrip, 25 (2006), 20 (2008),
   25 (2016)

Updated 1/20/2017

Compotes

Amethyst/purple, 30 (2010), 8, 20 (2012),
   5, 20 (both 2016)

Green, 5 (2012), 10 (2016)

Marigold, 13 (2004), 15 (2007)