The pattern is distinguished by feather-shaped designs around the upper portion and upside down heart shapes toward the bottom. This amethyst pitcher and four tumblers sold for $1,000 in 1995.

Hartung Book Three: Feather and Heart

Water sets, 7 piece

Amethyst, 1,500 (2001), 475 (2018)

Marigold, 300, 310 (both 2011), 325, 400 (2012), 350 (2013), 250 (2015),
   175 (2016), 365 (2018)

Marigold, 8 piece, 375 (2007)

Marigold, 6 piece, 150 (2017)

Marigold, 5 piece, 275 (2018)

Water pitchers

Amethyst, 300, 325, 350 (2007), 300 (2011), 210, 350, 450 (all 2012)

Green, 175 (2008), 250 (2012), 275, 300, 350 (2014), 325 (2018)

Green, emerald green highlights, 800 (2018)

Green, with one tumbler, 325 (2017))

Marigold, 140, 145, 185 (all 2011), 300 (2012), 135, 225 (both 2013),
   475 (2014), 500 (2015), 60 (2016), 100 (2017), 100 (2018)

Vaseline, only one known, 14,000 (1994), 32,000 (2017)

Tumblers

Amethyst, 30, 80 (both 2011), 30, 80 (both 2012), 70 (2013),
   25, 40, 55 (all 2015), 35 (2016), 75 (2018)

Green, 95 (2006), 165 (2011), 50 (2012), 75, 80 (both 2014), 55 (2016)

Marigold, 35, 65 (both 2012), 23, 33 (both 2013, 15, 25, 30, 50 (2014),
   15, 20 (both 2016), 15, 25 (both 2017), 15, 30, 45, 50 (all 2018)

Marigold, etched Mother 1910, 70 (2017)

Marigold, etched John F. 1911, 175 (2007)

Marigold, etched Danbury Fair 1910, 60 (2012)

Marigold, etched Asbury Park 1911, 40 (2018)

Marigold, etched, 85 (2015)

Spittoon whimsey from tumbler

Marigold, only one known, 7,000 (1994), 14,000 (2007), 7,000 (2017)

Updated 11/25/2018

There is also one known whimsied spittoon in marigold made from the tumbler.