Elmore James: vinyl, CD and cassette prices

Compare the price of 4 Elmore James records on vinyl, CD and cassette in UK record shops.

vinylElmore James - Blues After Hours£24Sister Ray1
vinylElmore James - The Definitive£17Sister Ray1
vinylElmore James - The Sky Is Crying£24Sister Ray1
CDElmore James - The Ultimate Collection: 40 Blues Classics [Double£6Sister Ray1