About
A simple surveying and architectural tool consisting of a weight suspended from a string, used to determine a vertical reference line. In early modern astronomy and physics, it was crucial for aligning instruments and measuring the local vertical against celestial observations.
Connections
Other entities that appear in the same books as Plumb line.
Appears in 49 Books
Tycho Brahe
Brahe, Tycho
Albrecht Dürer
Kepler, Johannes
Kepler, Johannes
Leonardo da Vinci (ed. Ravaisson-Mollien)
Leonardo da Vinci
Leonardo da Vinci
Li Jie (李誡)
Simon Stevin
Leonardo Fibonacci (ed. Baldassarre Boncompagni)
Leon Battista Alberti
Guidobaldo del Monte
Matteo Ricci & Xu Guangqi
Galileo Galilei
Galileo Galilei
Giacomo Lanteri
Domenico Fontana
Robert Estienne (ed.)
Tycho Brahe
Leon Battista Alberti
Vitruvius
Ibn Ezra, Abraham ben Meïr, 1089-1164
Judah Loew ben Bezalel, approximately 1525-1609יהודה ליואי בן בצלאל, 1525 בערך-1609
Ephrem the Syrian
Christoph Scheiner
Christophorus Clavius
Leonardo da Vinci (ed. Ravaisson-Mollien)
Kamalakara Bhatta
[Grasshoff, Johann]
Jerome; Migne, Jacques-Paul
Robert Estienne (ed.)
Peter Peregrinus, Pseudo-Albertus Magnus, Alcabitius, Al-Kindi, et al.
Eli Smith & Cornelius Van Dyck