The study of writing systems and methods or rules of spelling.
Also submit here sites on Linear A. Sites about Mycenaean Greek but not specifically about Linear B should go in the Ancient Greek category.
Linear B (derived from Linear A) was a syllabic script used between the 14th and 12th centuries B.C. in Crete and the Peloponnese. It is believed to be an early form of Greek, and was deciphered by Michael Ventris in 1952.
Also submit here sites on Linear A. Sites about Mycenaean Greek but not specifically about Linear B should go in the Ancient Greek category.