OSA Keramik Danmark Ceramic Bowl Christian Frederiksen authentic Mid Century Modern

authentic Mid-century Danish ceramic dish set, designed by Christian Frederiksen for OSA Keramik Denmark, each features unglazed chocolate chamotte clay exterior with glossy green finish inside, small marked "OSA Denmark 301" and large "304" underneath, made in Helsingør, Denmark.

OSA was founded in 1943 by Aase Feilberg and Christian Frederiksen.

In very good vintage condition with some minimal imperfection, craquelure, large has a small chip on the top edge as well as one of the small ones.
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Small measure approx. 1 1/8"H x 3 1/8"W
Large measures approx. 1.75"H x 4 1/8"W