| ID | Interpret | Skladba | Album | |
| 31. | Kelly D. Brownell, David S. Ludwig | The Rudd Report: The Glycemic Index | Yale University |  |
| 32. | Business Intelligence Network | Gauging Your Firm's Leadership Culture Index | Audio Article | |
| 33. | Hugo Vogel | Pod 64: Don't listen listen to this at work | Altcountry.nl Podcast! | |
| 34. | Chris Scott | 150 UK Wine Show 150 Kive-ex and index with James Miles | UK Wine Show | |
| 35. | Mark Yeandle interviewed by Alexander Osterwalder | Mark Yeandle on the Global Financial Centres Index | podcast series privatebankinginnovation.com | |
| 36. | Alex Wunschel | Blick 151 auf ÖVP iReport : Social Media Index : Köbberling | Tellerrand | |
| 37. | Gene S. | AMIR Crackpot Index: Alternative Medicine Version | http://www.theshallowgenepool.com/podcast amir.htm | |
| 38. | Gene S. | AMIR Crackpot Index: Alternative Medicine Version | http://www.theshallowgenepool.com/podcast amir.htm | |
| 39. | Chris Scott | 150 UK Wine Show 150 Kive-ex and index with James Miles | UK Wine Show | |
| 40. | METAL Injection Guerilla Radio: The Entropy League | Neaera / Slayer / Misery Index / The Absence / God Dethroned / Cryptopsy / Dragonlord | Episode 54: Absent | |
| 41. | Dj.Gonzales | Retro Classics MINDEN SZOMBATON AZ INDEX CAFEBAN V�RUNK NY�REGYH�Z�N! | | |
| 42. | Various Speakers | Conflict Prevention and Resolution Forum: The Global Peace Index: Its Value and Implications, and the Next Steps | Johns Hopkins SAIS Events - Summer 2007 | |
| 43. | Alex Wunschel | Blick 178 ARD-ZDF-Onlinestudie, Playboy-Verlosung, Twitter Brand Index und Facebook-Gangster | Tellerrand | |
| 44. | Guido Deiro | My sweetheart (take 1) | Edison Amberol: 743 | |
| 45. | Guido Deiro | My sweetheart (take 2) | Edison Amberol: 743 | |
| 46. | Bob Dylan | Sweetheart Like You | Outfidel Intakes D1 |   |
| 47. | Paul Whiteman and his Orch. | Nobody's Sweetheart | Tram! Vol. 2 | |
| 48. | Paul Whiteman and his Orch. v/ Jack Teagarden | Nobody's Sweetheart | 78 rpm Victor 25319 | |
| 49. | Sarah White and Ted Pitney | Sweetheart | Sweetheart | |
| 50. | Tiger Baby | Sweetheart | Tiger Baby Remix | |
| 51. | arr. Richard Walters - from American Folksongs | Once I Had a Sweetheart | | |
| 52. | Guido Deiro | My sweetheart | Edison Blue Amberol: 1955 | |
| 53. | Common Rotation | Sweetheart | | |
| 54. | Ada Jones and Billy Murray | I'm looking for a sweetheart and I think you'll do | Edison Amberol: Special G | |
| 55. | Shout Out Louds | Oh, Sweetheart | Howl Howl Gaff Gaff | |
| 56. | arr. Richard Walters - from American Folksongs | Once I Had a Sweetheart | | |
| 57. | Alice Notley | Sweetheart | Buffalo, New York, April 10, 1987 | |
| 58. | Alice Stuart | Once I Had A Sweetheart | All The Good Times | |
| 59. | Alice Notley | Sweetheart | Buffalo, New York, April 10, 1987 | |
| 60. | Alice Stuart | Once I Had A Sweetheart | All The Good Times | |
