Om fyrar
Subtitle: en avhandling från 1722 = De pharis
By: Nicolaus Hasselbom
Contributors: Steuchius, Elof, 1687-1772
Series: Svenska Fyrsällskapets skriftserie -- nr 2; Forum navales skriftserie -- nr 12
Publisher: Svenska fyrsällskapet
Published: 2005
Place of publication: Donsö, Sweden]
Language: swe
Number of pages: 101
Subjects: Navigation; Early works to 1800; Mathematics; Lighthouses
Other titles: De pharis
Work titles: Dissertatio gradualis de pharis
Notes: Cover title.

Originally presented as the author's thesis (Uppsala University, 1722) under the direction of Elof Steuchius.

Includes bibliographical references (p. 91).