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Auction of Rare Foster Manuscript

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Published: 01 November 2014
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Chelsea Book Fair - Rare Foster Manuscript

In 1636 or 1637 Samuel Foster, a distinguished Professor of astronomy at Gresham College produced a manuscript that describes the construction and use of an analemmatic sundial, a vertical sundial, and a declining sundial. 

The collection of 12 pages on four double leafs each measure 15 x 18 cm.  This manuscript relates to Samuel Foster's most important invention, a computational device known as a dialling scale, and precedes the publication of his second and most significant book in 1638 "The Art of Dialling: by a New, Easie, and Most Speedy Way ..."

Read more: Auction of Rare Foster Manuscript

Founding Fathers

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Published: 07 February 2014
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Thomas Jefferson
by Rembrandt Peale-1800 
White House Historical Association

Fred Sawyer, President of the North American Sundial Society and editor of the Compendium sundial journal will present a lecture on "Gnomonic Tales of Thomas Jefferson (and other Founding Fathers)" on Thursday evening, April 10th at 7pm at the Great Falls Library, VA.  Reservations are required.  Contact the Fairfax County Libraries for more information.

The lecture will consider sundials in the lives of Thomas Jefferson and other prominent figures of early America such as George Washington and Benjamin Franklin.  Rather than serving simply as timekeeping devices, sundials will be seen as academic exercises, inspirations for poetry, symbols of an industrious new country, invitations to relaxation, and opportunities for invention.

Read more: Founding Fathers

Antique Sundial Treasures

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Published: 01 January 2014
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Gallerie Delalande, Louvre de Antiquaires, Paris

The Galerie Delalande, Louvre des Antiquaires in Paris is presenting  an exhibition of 150 Pocket and Table Sundials.  The exhibit will continue until January 19th, 2014.  The gallery is now offering a book "Cadrans solaires / Sundials", written in French and English to illustrate these sundials:. http://www.delalande-antiques.com/exhibition-sundials-paris/book-sundials.html

The Louvre des Antiquaires opened in 1978 and has a beautiful collection of astrolabes and nocturnals, globes and armillary spheres, octants, sundials and equinoctial rings and much more.  You can find photos of many of these dials following the link http://www.delalande-antiques.com/marine-sciences/

Building Gone - Dial Lives On

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Published: 18 April 2013
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[photo courtesy of Kathleen Gust, Terman Engineering Library, Stanford Univ]

In 1995 Professor Emeritus Bracewell designed a vertical declining dial for the south face of the Terman Engineering Building at his Stanford University home campus in Palo Alto. But the building was torn down in 2011 and by March 2012 nothing but landscaping of the new Terman Park remained.  Fortunately Prof. Ronald Bracewell’s sundial once again casts its solar time on the south wall of the Stanford Jen-Hsun Huang Engineering Center.  Both the Huang and old Terman building have similar south-south-west alignments allowing the dial to be remounted without adjustment. [http://library.stanford.edu/blogs/stanford-libraries-blog/2013/04/sundial-returns-engineering-center].

Attachments:
Download this file (Stanford_Bracewell_Sundial_1997.pdf)Stanford_Bracewell_Sundial_1997.pdf[ ]300 kB

Read more: Building Gone - Dial Lives On

Historic Replica Dial for Holland College

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Published: 02 March 2013
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[Photo courtesy of Holland College]

In 2009 Holland College on Prince Edward Island began a major $17M renovation and expansion program, including a large open-space quadrangle. Vice President Michael O'Grady was commissioned Tony Moss of Lindisfarne Sundials [now retired] to make a replica sundial Captain Samuel Holland had given to Dartmouth College, New Hampshire in 1773. Tony undertook the work to create a copy of the dial, redeclinating it to the new site in Charlottetown in Prince Edward Island with the proviso that he "might replace the original ... chapter ring scrolls with some of my own design." Tony further commented, "I think the engraver was indulging an apprentice with the less-critical parts of the job..."

Read more: Historic Replica Dial for Holland College

Ivory Diptych Sundial Unearthed at Jamestown

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Published: 04 July 2012
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[photo courtesy of the Jamestown Rediscovery Archaeology Project]

At historic Jamestown, Virginia, the first successful English colony in the New World, a rare 17th century ivory sundial was found during recent excavations.  You can read about it in Popular Archaeology June-2012

 A small ivory diptych sundial was discovered during the Jamestown Rediscovery Archaeological Project dig of soil where a cellar stood as part of the early James Fort.  The pocket dial was crafted by Hans Miler, most probably of Nuremberg, Germany.  You can see a similar Nuremberg Diptych Sundial from Metropolitan Museum of Art made by Hans Troschel the Elder. http://www.metmuseum.org/toah/works-of-art/03.21.38

Read more: Ivory Diptych Sundial Unearthed at Jamestown

Dial 'Down Under' Acquired by Historical Museum

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Published: 05 December 2011
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[photo credit: Port Macquarie Historical Society]
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[photo credit: Port Macquarie Historical Society]

The words “sundial” and “convict” are not often used in the same context, but that is the situation in Port Macquarie, Australia when a vintage sundial made around 1840 was put on permanent display at the Port Macquarie Historical Museum.  The dial was made by colonial engraver Raphael Clint and was once owned by Danial Cohen, who, convicted in 1830 of receiving stolen property in Lancaster, was sent to Port Macquarie, a penal colony at the time.

Read more about the history of this dial at: http://www.portnews.com.au/news/local/news/general/sundial-link-to-past/2361551.aspx

Hour Horary Quadrant

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Published: 04 December 2011
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nass_news_2011_dec_1396_quadrant1What’s worth more than £150,000?  An hour horary quadrant dating to 1396 with the personal seal of Richard II.  It is up for auction at Bonham.  The quadrant, owned by Christopher Becker in Australia, spent the last twenty years in a bag of pipe fittings.  An ancestor of Becker apparently came across the quadrant 150 years ago somewhere in Northern England before its final resting spot in Australia.

This quadrant divides the day into 24 equal hours.  With a plumb-line attached to one of its corners, pointing the quadrant towards the sun allows the time to be read at the intersection of the plumb line and one of the engraved scales.  On its reverse, the quadrant shows a badge depicting a stag lying down wearing a coronet around its throat,  symbols associated with Richard II.

The oldest European astrolabe dated 1326 is credited to being used by Chaucer (1342-1400) and resides in the British Museum.

Read more: http://www.dailymail.co.uk/sciencetech/article-2056690/Scientific-instrument-shed-Britains-second-oldest--1396-valued-150-000.html#ixzz1fbDHhO6j

Washington's Sundial in the Spotlight

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Published: 15 October 2011
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nass_news_2011_oct_mount_vernonGeorge Washington's Sundial is in the Spotlight: Sometime during 1765-1781 Washington placed a 12 inch brass horizontal sundial at the heart of his Mount Vernon plantation. The sundial sits atop a white painted octagon wood pedestal in the center of the front lawn of his mansion.  It stands as a visual reminder of the importance of time to all who passed it.  A replica of the original dial now reminds tourists of the time, but the original is in the museum.  Go to http://www.georgewashingtonwired.org/ and read more about Mount Vernon and visit NASS_Registry_Dial167 where you can find details of Washington’s dial.
  1. Oldest Sundial in the Western Hemisphere
  2. Sundial Rededication
  3. Rare Sundial Sold
  4. Getty Research Institute on the Solstice
  5. Preparing for the Solar Eclipse of April 8th 2024
  6. Today - Chicagohenge
  7. Eclipse of Sun by Phobos Seen by Perseverance Rover
  8. Art Project: "Unit of Measurement"

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