Almanac. (Machine-translation by Google Translate, not legally binding)

摘要

Almanac, essentially characterized by consisting of a plurality of monthly leaves of elongated rectangular structure, whose length is large in comparison with its width, forming a block that is preferably arranged horizontally and is attached to a support surface by through rods through separate holes made at their ends, in which areas the set of monthly sheets is fixed. (Machine-translation by Google Translate, not legally binding)