Ben Hordijk, Rob Memel.
Salomon Coster the clockmaker of
Christiaan Huygens.
The production and development of
the first pendulum clocks in the period 1657 – September
1658.
Mart van
Duijn. Ben Hordijk. Rob Memel. Jef Schaeps.
Scrutinizing
Huygens's Figura drawing.
Jean Claude Sabrier & Sebastian Whitestone.
The Identification and Attribution of Christiaan
Huygen's First Pendulum Clock.
Hans van den Ende , Ben Hordijk, Victor Kersing, Rob Memel.
The Invention of the Pendulum Clock.
Richard de Grijs. European
longitude prizes II Astronomy, religion and engineering
solutions in the Dutch Republic.
Keith Piggott
Ahasuerus Fromanteel's 1649 'Cromwellian and
Royal' Astronomical and Musical Sun-Clock.
Keith Piggott
A Royal Haagse Klok' by Severijn Oosterwijck.
Alan Emmerson
*
Huygens, the Pendulum, and the Cycloid, MSWord 3.0 MB
Reinier Plomp.
The earliest Dutch and French pendulum clocks.
John C. Taylor.
John Fromanteel's Brass and Steel.
Keith Piggott
'The Coster Fromanteel Contract', its continued place in
modern scholarship.
Compilation
of 'The Coster Fromanteel
Contract'.
Speculations on the historical
backgrounds of 'The Coster Fromanteel Contract'.
Reinier Plomp.
A Longitude Timekeeper by Isaac Thuret with the Balance
Spring. Invented by Christiaan
Huygens.
Christian Huygens
*
Oeuvres compl¨¨tes.
Christian Huygens
*
Horologium oscillatorium 1673.
Christiaan Huygens
Horologium 1658.
Christiaan Huygens*
Correspondence. In het Nederlands.
Fabien Chicha
*
Equation of time.
Osvaldo Patrizzi
*
A brief history of the Art of Enamelling. Part I.
Philadelphia Exhibition 1876
*
Report to the Federal High Council by Ed. Favre-Perret.
Translated by Richard Watkins.
Pier van Leeuwen.
'The Dutch connection'
A short history of the Dutch clock.
Pier van Leeuwen.
'Johann
Hevelius' forgotten Pioneer of the
Pendulum Clock.
BoomTime Foundation *
Time for Clocks
(Tijd voor klokken) A Dutch educational site on
horological developments through the ages.
Huygens' Legacy
*.
A unique exhibition (2004) with 90
prestigious early pendulum clocks showing the road
from invention to perfection.
Japanese Time.
An introduction on the Japanese way of 'temporal
hours' timekeeping.
Asian Timepieces.*
An introduction.
La
Misura del Tempo
*
exhibition on the ancient splendour of Italian
clockmaking from the 15th-18th century.
History of Timepieces
*
Articles index of Horology Source.
Osvaldo Patrizzi
*
A brief history of the Art of Enamelling. Part II.
J E Bosschieter
*
A history of the evolution of
electric clocks.
Dr. Theodore R. Crom
*
Art in Antique horological tools.
Philip Poniz *
The decorative aspects of American horology.
Carlos A Perez, Japan and the
Horological Tradition
*
Diagram on English horology 1657-1750.
Protection of Public Clocks Seminar
report by Melgert Spaander.
David Thompson
*
A Chronology of Clocks.
Styles & Periods.
Roland Buser
*
Watchterms
& Famous makers.
Clepsydra Water clocks
from Rees's 1819 universal dictionary.
La Voce di Hora
*
Pubblicazione dell'associazione Italiana cultori di
orologeria antica.
Robert Loomes *
Dating painted dial grandfather clocks.
Collectors Weekly
*
Various articles on Clocks.
J J O'Connor and
E F Robertson
*
English attack on the longitude
problem.
J J O'Connor and
E F Robertson
Longitude and the Acad¨¦mie Royale.
Diary of a Trip to England 1763
*
Jerome Lalande, Translated by Richard Watkins.
Magazines & further reading
Korte inleiding antieke klokken en horloges.
*
The book of days.
*
Matters connected with the Church Calendar, including
the Popular Festivals, Saints' Days, and other
Holidays, with illustrations of Christian Antiquities
in general.
Write ups.
Digitized books
*
by Richard Watkins.
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