French-Style Sector Signed by Nicolas Bion
date: label: date made
content: 1681-1733
name: label: maker
content: Bion, Nicholas
notes: label: Description
content: This small, one-sided brass sector has two flat rectangular arms, hinged at one end. A flower decorates the hinge. The instrument has double scales of chords, running from 10 to 90, and of specific weights for five metals, marked with their symbols. The outer edge has a scale that runs from 1/4 to 33 and is labeled Pouts [<i>sic</i>] des boulets. The instrument is marked: N Bion (/) A –Paris. The signature is slightly different from the one on the other sector from Bion's workshop in the collection, 1985.0580.05.
label: Description
content: Nicolas Bion (c. 1652–1733) made and sold mathematical instruments in Paris in his own shop and as royal maker for Louis XIV. He included a lengthy discussion of sectorial scales in his famous 1709 manual on the construction and use of mathematical instruments. Bion's son, Jean-Baptiste, took over the shop in 1731.
label: Description
content: The Smithsonian acquired this sector in 1962 from Jacob (Jake) Zeitlin and Josephine Ver Brugge Zeitlin, who operated a rare books store for over 40 years in West Hollywood, Calif.
label: Description
content: References: Nicolas Bion, <i>Traité de la construction et des principaux usages des instruments de mathematique</i> (Paris, 1709), 29–74; Gloria Clifton, <i>Directory of British Scientific Instrument Makers 1550-1851</i> (London: National Maritime Museum, 1995), 2–3; Beverly Beyette, "Zeitlin Auction: A Bittersweet Final Chapter," <i>Los Angeles Times</i>, February 4, 1988; Mary Rourke, "Josephine Ver Brugge Zeitlin, 90; Sold Rare Books, Journals," <i>Los Angeles Times</i>, February 26, 2005.
label: Location
content: Currently not on view
place: label: place made
content: France: Île-de-France, Paris
topic: label: Subject
content: Mathematics
label: Subject
content: Sectors
label: Subject
content: Rule, Calculating
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Sectors
label: See more items in
content: Science & Mathematics
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.321675
label: catalog number
content: 321675
label: accession number
content: 245711
objectType: label: Object Name
content: sector
physicalDescription: label: Physical Description
content: brass (overall material)
label: Measurements
content: overall: .2 cm x 8.5 cm x 1.8 cm; 3/32 in x 3 11/32 in x 23/32 in