2014
Hard Road: The Mark 1 Studio Recordings 1968-69by Deep Purple
Disk #1
4.Prelude (Happiness, I'm So Glad)7:18 10.Love Help Me (instrumental version)3:29 11.Help (alternate take)5:23 Disk #2
4.Prelude (Happiness, I'm So Glad)7:19 9.And The Address (2003 remix)4:36 10.Hush (1968 monitor mix)4:13 11.I’m So Glad (2003 remix)7:09 12.Hey Joe (2003 remix)7:17 Disk #3
1.Listen, Learn, Read On4:04 4.Medley (Exposition, We Can Work It Out)7:00 7.River Deep, Mountain High10:07 Disk #4
1.Listen, Learn, Read On4:04 4.Medley (Exposition, We Can Work It Out)7:08 7.River Deep, Mountain High10:11 8.Playground (outtake)4:34 9.Kentucky Woman (2003 remix)5:32 10.Oh No No No (outtake)4:24 11.Playground (remixed version)4:31 12.River Deep, Mountain High (US single edit)2:39 Disk #5
6.Why Didn’t Rosemary?5:04 9.Emmaretta (2012 stereo remix)3:25 10.The Bird Has Flown (early version) (2012 stereo remix)3:06 11.Why Didn’t Rosemary? (early instrumental take)4:53 12.Blind (2003 remix)5:32 13.Lalena (instrumental version)5:11 14.April part 1 (single version)3:59 15.Emmaretta (mono single version)3:00 16.The Bird Has Flown (US mono single version)2:52 
