Wall of Sound but Phil came along and took these to make sounds that had not been used in the past. I thought it was ingenious." During the mid-1950s, Spector worked with Brill Building songwriters Jerry Leiber and Mike Stoller during a period where they sought a fuller sound by the use of excessive instrumentation, using up to five electric guitars and four percussionists. This was later to evolve into Spector's Wall of Sound, which Leiber and Stoller consider to be very distinct from what they were doing, stating: "Phil was the first one to use multiple drum kits, three pianos and so
Descriptivist theory of names have the same reference. The sense is a 'mode of presentation', which serves to illuminate only a single aspect of the referent. Scholars disagree as to whether Frege intended such modes of presentation to be descriptions. See the article Sense and reference. Russell's approach is somewhat different. First of all, Russell makes an important distinction between what he calls “ordinary” proper names and “logically” proper names. Logically proper names are indexicals such as "this" and "that", which directly refer (in a Millian sense) to sense-data or other objects of immediate acquaintance. For Russell, ordinary proper names are "abbreviated definite descriptions."