Determination of the day of the week day of the week begins by starting from an ‘anchor date’: a known pair (such as January 1, 1800 as a Wednesday), determining the number of days between the known day and the day that you are trying to determine, and using arithmetic modulo 7 to find a new numerical day of the week. One standard approach is to look up (or calculate, using a known rule) the value of the first day of the week of a given century, look up (or calculate, using a method of congruence) an adjustment for the month, calculate the number of leap years
Hit of the Week Records Hit of the Week Records Hit of the Week was an American record label founded in 1930 that sold low-priced records made of Durium instead of the usual shellac. Around 1930, several types of thin, flexible records made of various plastic formulations were introduced in Europe, such as the German Phonycord, French Pathé Cellodisc, British Filmophone and Goodson, and Spanish Delfos records. In the US, this short-lived trend was represented by Hit of the Week records, which were made of a sturdy brown paper base coated with Durium, a lightweight synthetic resin. Apart from a tendency to low-frequency rumble due