Hew High-nse Plans Announced;For Vegas Strip, LAS VEGAS (UPl! - The new owners of the Aladdin Ho-tel have announced they will4build u $25 million, 24-story high-rise ad|aeent lo the Stnp resoit 1 The announcement came alter1 the Clark County Gaming and Liquor Licensing Board approved veteran Las Vegas gam-^ bier Sam Diamond and his two associates, Peter J Webbe and Richard L Dalv of St. Louis.1They purchased the hotel property, including 35 acres and, the Aladdin Golf Club and Country Club, for a reported 85 million It had been operated lor the last few years by Recrion Corp.. operators of the Stardust and Fremont hotels.The new operators said groundbreaking for the nOO-room Regency Tower will Degin as soon as architectural plans are completed, and n should be open late in 1973 Diamond said the plans for the acreage include eondormni-' um high-rise buildings, a shop-, ping center, and other faeili- ties Meanwhile, he said, a hotel wide refurbishment will startimmediately.