Behind The Counter Blues Week of May 13Memphis SlimI’Ll Just Keep On Singin’ The Blues--Beverly Records--$,' 24.99Walter JacksonGreatest Hits--Beverly Records--$,' 14.99Various ArtistsBritish Blues Archive Series For Collectors--Beverly Records--$,' 24.99Denise LasalleHittin Where It Hurts--Beverly Records--$,' 14.99All Behind the Counter Specials >This Week's Top 50--Beverly Records--$,' 41.99Neighborhood Favs--Beverly Records--$,' 29.98RSD Overstock--Beverly Records--$,' 19.99Indie Exclusives--Beverly Records--$,' 24.98Local Record Shops Only