This section is from the "Henley's Twentieth Century Formulas Recipes Processes" encyclopedia, by Norman W. Henley and others.
Red lead......... 60 parts
Stone............ 8 parts
Red clay.......... 3 parts
Best manganese. .. 5 parts
White lead........ 60 parts
Feldspar.......... 6 parts
Flint............. 16 parts
Red clay.......... 6 parts
Manganese....... 12 parts
Red lead......... 100 parts
Stone............ 15 parts
Flint............. 10 parts
China clay........ 10 parts
Manganese....... 40 parts
Crocus martis..... 2 parts
Litharge.......... 100 parts
Feldspar.......... 14 parts
China clay........ 20 parts
Manganese....... 40 parts
Oxide of iron...... 2 parts
 
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