Если речь идет об английских пластинках, издававшихся в период 1969÷1982 (первые прессы), то, например, вот в этой книге
   
Details of every Deep Purple album and 7" single UK vinyl release on the Parlophone, Harvest and Purple Records labels from 1968 to 1982 with full colour, high quality photography throughout of labels, sleeves and inserts along with detailed analysis and identifi cation of the crucial 1st pressing details of every album and single. Essential reading for collectors of Deep Purple UK 1st pressings. The only book of its kind with this information for vinyl record collectors of rare UK first pressing Deep Purple albums and singles.