Dog days in 1995; Florence and the Machine's 2009 "Dog Days Are Over"; and Within Temptation's 2013 "Dog Days". "Dog-day" promotions are also a common feature in baseball, used by American ballparks to boost ticket sales during mid-afternoon games. Dog days The dog days or are the hot, sultry days of summer. They were historically the period following the heliacal rising of the star system Sirius, which Greek and Roman astrology connected with heat, drought, sudden thunderstorms, lethargy, fever, mad dogs, and bad luck. They are now taken to be the hottest, most uncomfortable part of summer in the Northern Hemisphere. The
The Ancient of Days threw it from him, and with an air of exulting triumph exclaimed, "There, that will do! I cannot mend it." The image was used as the cover for Stephen Hawking's book "God Created the Integers". There are currently thirteen known extant copies of "Europe a Prophecy". Because of Blake's production process of hand colouring each print, each image has own unique qualities. The following images of "The Ancient of Days" are those available via the digital archiving project, the William Blake Archive: The Ancient of Days The Ancient of Days is a design by William Blake, originally published as the