Petronis Bookshop (Kaunas) – publisher and bookstore owner Antanas Petronis in 1911 opened “A. Petronis Church Goods and Bookstore” in the former premises of Juozas Naujalis’s bookshop at 3 Town Hall Square (now 27 Town Hall Square). He published sheet music, poetry, educational booklets, and 12 postcards on historical and national themes, and in 1914 issued a bookstore catalogue.