ABSTRACT
The Swedish/Finnish minister, astrologer and almanac writer Sigfrid Aronus Forsius (ca.1560-1624) was an industrious author, publishing more than sixty pamphlets from 1606 until his death in 1624, mostly almanacs and prognostica, but also works on comets, funeral sermons, biblical chronology, hymn books and sermons were among his publications, not to mention his large unpublished work on natural philosophy, Physica.
