000231950 000__ 01686cam\a2200253\a\45e0 000231950 001__ 231950 000231950 005__ 20210513092152.0 000231950 008__ 991004s2000\\\\nyua\\\\\b\\\\001\0\eng\\ 000231950 010__ $$a 99051369 000231950 020__ $$a0471298271 (alk. paper) 000231950 035__ $$a(OCoLC)ocm42643501 000231950 035__ $$a231950 000231950 040__ $$aDLC$$cDLC$$dLHA 000231950 049__ $$aISEA 000231950 05000 $$aCE6$$b.S74 2000 000231950 08200 $$a529/.3$$221 000231950 1001_ $$aSteel, Duncan,$$d1955- 000231950 24510 $$aMarking time :$$bthe epic quest to invent the perfect calendar /$$cDuncan Steel. 000231950 260__ $$aNew York :$$bJ. Wiley,$$cc2000. 000231950 300__ $$aix, 422 p. :$$bill. ;$$c25 cm. 000231950 504__ $$aIncludes bibliographical references (p. 399-400) and index. 000231950 5050_ $$aGeorge Washington's birthday -- The Country Parson's Formula -- The cycles of the sky -- Stonehenge and Sothis (third millennium B.C.) -- Meton (432 B.C.), Callippus (330 B.C.), and Hipparchus (130 B.C.) -- Julius Caesar (46 B.C.) -- Constantine the Great (A.D. 321) -- Dionysius Exiguus (A.D. 525) -- The Synod of Whitby (A.D. 664) -- The Venerable Bede (A.D. 725) -- Lady Day -- Retrospective dating -- Pope Gregory XIII (A.D. 1582) -- The perfect Christian calendar and God's longitude -- Archbishop Ussher and the age of the earth (A.D. 1650) -- Lord Chesterfield's Act (A.D. 1751) -- Poor Richard's Almanack -- President Arthur requests (A.D. 1884) -- Marching to the same drummer? -- Calendar reform -- The Comet of Bethlehem -- How many days in a dinosaur year? -- Should 2100 be a double leap year? -- Appendix A: How long is a day? -- Appendix B: How long is a year? -- Appendix C: How long is a second? -- Appendix D: How long is a month? 000231950 650_0 $$aCalendar$$xHistory. 000231950 85200 $$bgen$$hCE6$$i.S74$$i2000 000231950 909CO $$ooai:library.usi.edu:231950$$pGLOBAL_SET 000231950 980__ $$aBIB 000231950 980__ $$aBOOK 000231950 994__ $$aE0$$bISE