The guide is divided into practical sections designed for use by mariners:
A write-up on typically refers to a highly significant historical document in the field of maritime navigation: the Regimento do estrolabio y do quadrante (c. 1510). The identifier "BS.rar" is a shelfmark used by the Bayerische Staatsbibliothek (Bavarian State Library) to catalog this rare incunable. Historical Significance BS.rar
The document is considered one of the earliest printed "Nautical Guides" in history. It contains the first vernacular version of (Treatise on the Sphere) to appear in Europe. This work was essential for 16th-century explorers, providing the mathematical and astronomical foundations required for oceanic navigation. Content and Structure The guide is divided into practical sections designed
Concludes with data tables necessary for daily calculations while at sea. Publication Details Historical Significance The document is considered one of
Attributed to Germão Galharde (or Hermão de Campos), a German printer active in Lisbon during the early 1500s.
The library catalogs it as circa 1510, though scholars have debated dates ranging from 1509 to 1516.
Modern researchers can access a digitized facsimile of this work through the Internet Archive or specialized catalogs like Zenodo. 2. Sixteenth-Century Nautical Treatises - UPLOpen