Numismatist noted numismatist who was not an avid collector, and King Farouk I of Egypt was an avid collector who had very little interest in numismatics. Harry Bass by comparison was a noted collector who was also a numismatist. The second group are the coin dealers. Often called professional numismatists, they authenticate or grade coins for commercial purposes. The buying and selling of coin collections by numismatists who are professional dealers advances the study of money, and expert numismatists are consulted by historians, museum curators, and archaeologists. See, for example, the International Association of Professional Numismatists (IAPN) and the British Numismatic
Collect Missal allowed and often prescribed the use of more than one collect, all but the first being recited under a single conclusion. This custom, which began north of the Alps, had reached Rome by about the 12th century. In the 1973 translation of the Roman Missal by the ICEL, the word "collecta" was rendered as "Opening Prayer". This was a misnomer, since the collect ends—rather than opens—the introductory rites of the Mass. The collects in the "Book of Common Prayer" are mainly translations by Thomas Cranmer (d. 1556) from the Latin prayers for each Sunday of the year. At Morning