Columbia subject headings:
Polish language--Early modern, 1500-1700--Orthography and spelling.
Polish language--Early modern, 1500-1700--Standardization.
Polish language--Early modern, 1500-1700--Variation.
Printing--Poland--History--16th century.
Harvard subject headings:
Polish language--Early modern, 1500-1700--Orthography and spelling.
Polish language--Early modern, 1500-1700--Standardization.
Polish language--Early modern, 1500-1700--Variation.
Polish language--Orthography and spelling--History.
Polish language--Standardization--History.
Printing--Poland--History
Printing--Poland--History--16th century.
Princeton subject headings: