FOLLOW US MEMBERSHIP ENCYCLOPEDIA INDEX TIMELINE EXPLORE IMAGES TOOLS ANCIENT ATLAS WEIGHTS RANDOM PAGE LATIN DICTIONARY CONTENT STYLE GUIDE TERMS CONDITIONS JOIN THE TEAM TRAVEL CULTURE PHOTOS EXHIBITIONS INTERVIEWS EDUCATION ABOUT ABOUT EDITORIAL TEAM CONTACT PRIVACY ADVERTISEMENTS SUPPORT HOW TO HELP DONATE BOOKSHOP SHOP LOGIN REGISTER TIMEKEEPING DEFINITION MARK CARTWRIGHT PUBLISHED ON 30 THE PASSAGE ALWAYS HUMAN BEINGS WHETHER QUESTION BASIC NEEDS IMPORTANCE SEASONS AGRICULTURAL SOPHISTICATED MEASURING DEFINED PERIODS DAYS AND HOURS BODIES METHOD TIME WAS OBSERVATION CELESTIAL BODIES STARS THE FIVE PLANETS THE RISING SETTING PHASES OF THE MOON THE POSITION PARTICULAR CONSTELLATIONS ANCIENT CIVILIZATIONS EGYPTIAN BUILDINGS THE RISING SUN OBSERVE HOMER HESIOD THE EIGHTH DESCRIBE DETERMINE THE BEST SAIL ADVICE REMAINS VALID REMOVE ADVERTISEMENT STAR CALENDARS NEAR EAST GREEK THE GREEK FIFTH CENTURY ATTRIBUTED METON USED TO CALENDAR FESTIVALS OBSERVATIONS PAPYRUS HIBEH 300 BCE ANTIKYTHERA MECHANISM AEGEAN DEVICE WHEELS MEASURED THE MOVEMENT SUNDIALS THE SUN PRIMARY SOURCE TIME MEASUREMENT THE CLASSICAL SUNRISE SUNSET DETERMINED SESSIONS THE ANCIENT ASSEMBLY OF ATHENS THE ROMAN DECREES MONTHS ATTEMPTED BREAK THE DAY REGULAR UNITS THE TWELVE HOURS NIGHT INVENTED EGYPTIANS ORIGINS MEASUREMENT FOURTH CENTURY BCE COMEDY MUST SURVIVING SUNDIAL DATES DELOS THE THIRD HELLENISTIC TIMES ACCURATE GREATER UNDERSTANDING ANGLES THE EFFECT CHANGING MEASUREMENT OF TIME EVER HEMISPHERICAL PLANAR MADE IN STONE SURFACE MARKED GNOMON SHADOW THE SURFACE THE DIAL SHONE HOLE SPOT ON THE ROMAN EMPIRE PORTABLE DISCS CHANGES PUBLIC PRESENT MAJOR TOWNS POPULARITY EVIDENCED ARCHAEOLOGICAL FINDS POMPEII ALONE REFERENCES ROMAN DRAMA FAMOUS JOKE SUBJECT EMPEROR TRAJAN NOTICING SIZE YOUR NOSE FACING THE SUN OPEN MOUTH SHOW TIME OF DAY PALATINA BYZANTINE PERIOD AS 16 WATER OIL LAMPS BURN PERIOD OF TIME QUANTITY THE EARLY FROM ONE CONTAINER TAKING TO DO EGYPT 1600 BCE THE IDEA THE GREEKS ATHENIAN LAW COURTS HOW LONG SPEECH SIX MINUTES ROMAN ARMY MEASURE DEVELOPED THE DEVICE RAISING FLOATING DRUM TURNING WHOSE REGULATED CLOCKS CTESIBIUS 280 BCE ARCHIMEDES COMMON EXAMPLE THE FOURTH AGORA OF ATHENS CLOCK LITRES SECOND CENTURY BCE TOWER OF THE WINDS LESS THAN NINE OUTER AUTHOR MARK HOLDS GREEK PHILOSOPHY SPECIAL INTERESTS WORLD LOVES READING HISTORIC SITES EXPERIENCE FREE ACCESSIBLE WRITE ORGANISATION RUN ARTICLE COSTS BOOKS SOURCE MATERIAL PLUS EDITING SERVER YOU CAN CREATE LITTLE GIVE THANK MEMBER BIBLIOGRAPHY THE OXFORD HANDBOOK BRONZE AGE AEGEAN UNIVERSITY THE ANCIENT GREEKS ENGINEERING AND TECHNOLOGY VITRUVIUS ON ARCHITECTURE CITE WORK LEGAL NOTICE WRITTEN BY CREATIVE LICENSE LETS BUILD CREDIT THE IDENTICAL RELATED ROMAN ENGINEERING VICTOR THE ROMANS REMARKABLE ENGINEERING IMPRESSIVE STILL STANDING TESTAMENT SUPERIOR SKILLS INGENUITY ROMAN ENGINEERS OLDER IDEAS NUMBER ROMAN SCIENCE 06 SEPTEMBER GREEK SCIENCE THAT WHICH FIELDS ASSIMILATION THOUGHT THE 2ND SPECIALIST JOHN PETER OLESON OXFORD UNIVERSITY PRESS GAEL ZADOK WATCHMEN UNAVAILABLE EVENT VISUAL PARAPEGMA GREECE EUCTEMON TIMEKEEPING DEVICE INVENTS ANDRONICUS INSTRUMENT MEASURING DEVICE NEWSLETTER ONCE A WEEK ENTHUSIAST TEACHER STUDENT VISIT THANKS TO THE COMPANIES HELPING PARTNERS MAPS SEARCH CONNECT FACEBOOK TWITTER GOOGLE PLUS TUMBLR PINTEREST INSTAGRAM LINKEDIN FEEDBACK COMPANY VISION ADVERTISE ACCOUNT SOME RIGHTS RESERVED ANCIENT HISTORY ORGANIZATION LOGO DESIGN