Epistola invitatoria ad observationes magneticae variationis communi studio junctisq[ue] laboribus instituendas
Publisher: [s.n.]
Published: 1682
Place of publication: Altdorf
Language: lat
Subjects: Geomagnetism; Diurnal variations; Early works to 1800
Notes: Signature: ):(⁴.

Caption title.

Superscribed 'Joh. Christophorus Sturmius' and dated at end 'Altorfii Noricorum prid. festi Paschalis MDCLXXXII.'