Clarifications

1) " Df" -- As it applies to Df 560 DF or df may stand for: Dg , a Unix command to report filesystem disk space direction finding , a technique used to locate a radio transmitter Distrito Federal, e.g. the Mexican FederalDistrict, including most of Mexico City Dv ... 2) " 560" -- As it applies to Df 560 Years: 556 557 558 559 - 50 - 561 562 563 564 Decades : 530s 540s 550s - 50 s - 570s 580s 590s Centuries : 5th century - 6thcentury - 7th century Events Ceawlin of Wessex becomes King of Wessex (traditional date). Ethelbert succeeds his father Eormenric as king of Kent (traditional date). Adda succeeds hisbrother Glappa as king of Bernicia (traditional date). Aella becomes king of Deira (traditional date). Saint Columba quarrels with Saint Finnian over authorship of a psalter, leading to a pitched battle the next year. Births Isidore of Seville, archbishop and scholar Deaths Cynric of Wessex, king of Wessex (traditional date) Eormenric, king of Kent (traditional date) Northern Qi FeiDi, Chinese ruler Glappa, king of Bernicia (traditional date) 60 ... Common terms in this field are: Dexterity, Dewalt Hammer Drill, Developer, Designer Comforters, Dermatologist New York, Denver Roommate, Denture Cleaners, Dental Dams, Denali Alaska, Delta Therm, Delta Neutral Trading, Deli Slicer, Deed Plotting, Decontamination Showers, Deck The Walls, Deburring Media, Dd Bras, Dcs Ovens, Dbs Antenna, Days Inn Surfside Beach Some information comes from Wikipedia. Wikipedia's GNU Free Documentation License allows for this.