Colorful ceramic jugs designed by Susie Cooper for Gray’s Pottery, Hanley, England, whom she worked for in the 1920s, starting her own firm afterward.

Cubist design. 1920s.
Cubist design. 1920s. Marked ” Hand-painted, Gray’s Pottery, Hanley, England. Designed by Susie Cooper” on the underside. Image © 2019 — World Collectors Net. Fair use license. via http://www.worldcollectorsnet.com/whats-it-worth/susie-cooper-price-guide-value-guide/attachment/susie-cooper-grays-pottery-art-deco-cubist-jug/
"Paris" cubist design jug. ca. 1930.
“Paris” cubist design jug with cup. ca. 1930. ” Marked “Hand-painted, Gray’s Pottery, Hanley, England. Designed by Susie Cooper.” Image © 2019 Andrew Muir. Fair use license. via https://andrew-muir.com/items/grays-pottery-susie-cooper-perfect-cubist-design-mid-size-paris-jug-c-1930/2466
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Jug in a Art Deco cubist geometric design. 1920s. Fully marked for Gray’s Pottery to the base. Image © 2019 – WorthPoint Corporation. Fair use license. via https://www.worthpoint.com/worthopedia/susie-cooper-grays-pottery-art-deco-1778406257