How Many More Years Midnight", described by Phillips as "the most different record I ever heard", was probably recorded at a different session. Phillips had not yet set up Sun Records and regularly leased his recordings to the Chess label in Chicago. The record was issued as Chess 1479 on 15 September 1951, with "Moanin' at Midnight" as the A-side and "How Many More Years" as the B-side. "Moanin' at Midnight" entered the R&B chart on 10 November 1951, and was followed four weeks later by "How Many More Years", which became the more popular side and rose to no.4 on the chart. The
Zeros and poles "simple pole" are terms used for zeroes and poles of order formula_11. "Degree" is sometimes used synonymously to order. This characterization of zeros and poles implies that zeros and poles are isolated, that is, every zero or pole has a neighbourhood that does not contain any other zero and pole. Because of the "order" of zeros and poles being defined as a non-negative number and the symmetry between them, it is often useful to consider a pole of order as a zero of order and a zero of order as a pole of order . In this case a point