printed mark ARTĚL PRAHA, company mark Haas and Čížek, Slavkov from 1918–1920, Bohemia, production of porcelain factory Haas and Čížek for association Artěl, 4 pcs: soup terrine with lid, gravy boat with bowl, butter jar, salt shaker (cracked throat)
Lit .: First Lady of Czech Ceramics. Helena Johnová (1884–1962), Hořava J., Moon by Day, p. 63