Made in Occupied Japan floral saucer: positive for Lead (6,825 ppm), Cadmium, Arsenic (878 ppm) and Antimony.
My Nana’s Czechoslovakian Ceramic Cow Cream Pitcher c. 1940: 39,200 ppm Lead & 1,187 Arsenic – used daily.
Hardcover 1946 children’s book – “Fun with Dick and Jane”: 1,045 ppm Lead [90 ppm is unsafe for kids.]
Vintage (c. 1938-1960) Ceramic Harlequin by Homer Laughlin Co. Fiesta Plate: 287,600 ppm Lead [90 ppm is unsafe].