Well, here's my try. I want to point out some things you guys might not understand:
For some songs, I put "Part original/part arrangement" to point out that some of the original melody is used, though a big or little part of it is totally new. The "Arrangement" ones that mostly taken fromm the original.
- Disc 1
01 The Adventure Begins - Excerpt from The Legend of Zelda's main theme, from various earlier games
02 A Kingdom's Legend - Contains an excerpt from "Priest" [A Link to the Past (SRCL-2941)]
03 Title Screen - Arrangement of "Title" [A Link to the Past (SRCL-2941)]
04 Selection Screen - Arrangement of "Select Screen" [A Link to the Past (SRCL-2941)]
05 Nightmare - Original song, though it resembles "Princess Zelda's Rescue" [A Link to the Past (SRCL-2941)]
06 Hyrule at Peace - Original song
07 Seres' Screams - Original song
08 Cavern Theme (Going Underground) - Arrangement of "Cave" [A Link to the Past (SRCL-2941)]
09 The Ruined Room - Original song
10 The Ruined Room (Battle Theme) - Original song
11 At The Sanctuary - Arrangement of "Church" [A Link to the Past (SRCL-2941)]
12 Drama in the Sanctuary - Original song
13 Ravio's Theme - Original song
14 Ravio's Shop - Original song
15 Kakariko Village - Arrangement of "Kakariko Village" [A Link to the Past (SRCL-2941)]
16 An Anxious Sahasrahla - Original song
17 Hyrule Castle at Peace - Original song, though it resembles "Hyrule Castle" [A Link to the Past (SRCL-2941)]
18 Meeting Princess Zelda - Arrangement of "Princess Zelda's Rescue" [A Link to the Past (SRCL-2941)]
19 Hyrule Theme - Arrangement of The Legend of Zelda's main theme, from various earlier games
20 The Three Dungeons of Hyrule - Part original/Part arrangement of "Sanctuary Dungeon" [A Link to the Past (SRCL-2941)]
21 The Bosses of Hyrule - Arrangement of "BOSS~BGM~" [A Link to the Past (SRCL-2941)]
22 Beating the Boss - Original song, though it resembles "BOSS Clear Fanfare" [A Link to the Past (SRCL-2941)]
23 Venturing Indoors - Arrangement of "House" [Ocarina of Time (PCCG-00475)]
24 Hyrule Hotfoot - Original song
25 Rupee Rush - Arrangement of "Guessing-Game House" [A Link to the Past (SRCL-2941)]
26 Mother Maiamai's Theme - Original song
27 Mother Maiamai's Fanfare - Alternative arrangement of "Treasure Chest Catch Fanfare" [The Legend of Zelda (Songname taken from SRCL-2941)]
28 At the Milk Bar - Original song
29 Irene, the Apprentice Witch - Original song
30 Sorcery - Original song
31 Fortune Teller - Arrangement of "Fortune-Telling House" [A Link to the Past (SRCL-2941)]
32 Yuga's Theme - Original song
33 Facing Yuga in the Eastern Palace - Original song
34 A Painting of Link - Original song
35 Hyrule Castle Sealed - Original song
36 Zora Trouble - Original song
37 Restoring Queen Oren - Original song
38 The Lost Woods - Arrangement of "Forest" [A Link to the Past (SRCL-2941)]
39 Deeper into the Lost Woods - Original song, though it resembles "Song of Healing" [Majora's Mask (PICA-2006)]
40 Master Sword Fanfare - Arrangement of "Master Sword Fanfare" [A Link to the Past (SRCL-2941)]
41 Hyrule Theme 2 - Another arrangement of The Legend of Zelda's main theme, from various earlier games
42 Hyrule Castle Battle Theme - Arrangement of "Hyrule Castle" [A Link to the Past (SRCL-2941)]
43 A Painting of Princess Zelda - (Creepy) arrangement of "Princess Zelda's Rescue" [A Link to the Past (SRCL-2941)]
44 Between Worlds - Original song
45 Facing Yuga in Hyrule Castle - Original song
46 Yuga Gloats - Original song
47 Enter Ganon - Part original/Part arrangement of "Priest" [A Link to the Past (SRCL-2941)]
48 Princess Hilda Appears - Original song
49 StreetPass Battle Theme - Arrangement of "Temple BGM" [The Adventure of Link (SCDC-00318)]
50 Solving a Puzzle - Arrangement of "Secret" sound effect [A Link to the Past], not contained in any soundtrack, as far as I know
51 Game Over - Beggining: arrangement of "Game Over" [Ocarina of Time (PCCG-00475)]; Rest: arrangement from "Game Over" [The Legend of Zelda (Songname taken from SRCL-2941)] (Thanks to Kenology)
52 Mini Item Fanfare - Arrangement of "Small Item Catch" [Ocarina of Time (PCCG-00475)] (Thanks to yindesu)
53 Item Fanfare - Arrangement of "Treasure Chest Catch Fanfare" [The Legend of Zelda (Songname taken from SRCL-2941)]
54 Hyrule Theme (Milk Bar Musicians) - Alternate arrangement of The Legend of Zelda's main theme, from various earlier games
55 Selection Screen (Milk Bar Musicians) - Alternate arrangement of "Select Screen" [A Link to the Past (SRCL-2941)]
56 Zelda's Theme (Milk Bar Musicians) - Alternate arrangement of "Princess Zelda's Rescue" [A Link to the Past (SRCL-2941)]
57 Ravio's Theme (Milk Bar Musicians - Original song
58 Kakariko Village (Milk Bar Musicians) - Alternate arrangement of "Kakariko Village" [A Link to the Past (SRCL-2941)]
59 Hyrule Castle (Milk Bar Musicians) - Alternate arrangement of "Hyrule Castle" [A Link to the Past (SRCL-2941)]
60 Facing Yuga in Hyrule Castle (Milk Bar Musicians) - Original song
61 Hilda's Theme (Milk Bar Musicians) - Original song
62 Mini Item Fanfare (Milk Bar Musicians) - Same of "52 Mini Item Fanfare"
63 Item Fanfare (Milk Bar Musicians) - Alternate arrangement of "Treasure Chest Catch Fanfare" [The Legend of Zelda (Songname taken from SRCL-2941)]
- Disc 2
01 Lorule Theme - Part original/Part arrangement of "Dark World" [A Link to the Past (SRCL-2941)]
02 Scaling Death Mountain - Arrangement of "Dark Mountain Forest" [A Link to the Past (SRCL-2941)]
03 Octoball Derby - Original song
04 Octoball Derby Results - Original song
05 Treacherous Tower - Part original/Part arrangement of "Dark World Dungeon" [A Link to the Past (SRCL-2941)]
06 Treacherous Tower Regular Results - Original song
07 Treacherous Tower Complete Results - Original song
08 Thieves' Hideout - Original song
09 Don't Leave Me Here! - Original song
10 In the Desert Palace - Original song
11 Swamp Palace - Original song
12 Ice Ruins - Original song
13 A Trip to Turtle Rock - Original song
14 Skull Woods - Original song
15 Sneaking into the Dark Palace - Original song
16 The Dark Palace - Original song
17 The Bosses of Lorule - Original song
18 Zelda's Charm Fanfare - Original song
19 Song of the Sages - Arrangement of "Legend of Hyrule" [Ocarina of Time (PCCG-00475)] (Thanks to Kenology)
20 Completing the Triforce - Original song
21 Triforce Fanfare - Original song
22 Lorule Theme 2 - Arrangement of "Dark World Dungeon" [A Link to the Past (SRCL-2941)]
23 Lorule Castle - Original song (contains a an excerpt from "Priest", and if played backwards, you can hear a piece of "Hyrule Castle" as an [GENIUS!] easter egg)
24 The Story of Lorule - Original song
25 Ganon Returns - Original song
26 Facing Ganon - Part original/Part arrangement of "Battle with Ganon" [A Link to the Past (SRCL-2941)]
27 Hilda and Ganon - Original song
28 Final Showdown with Ganon - Original song
29 Ravio's Return, Hilda's Sorrow - Original song
30 Hilda's Change of Heart (Return to Hyrule) - Original song
31 Light in Lorule - Original song
32 Credits - Part original/Part arrangement of "Ending" [A Link to the Past (SRCL-2941)]
33 Grand Finale - Original song
34 Rupee Total Fanfare - Original song
35 Hero Mode Fanfare - Original song
36 Item Fanfare (Final Showdown) - Another alternate arrangement of "Treasure Chest Catch Fanfare" [The Legend of Zelda (Songname taken from SRCL-2941)]
37 Lorule Theme (Milk Bar Musicians) - Alternate arrangement of "Dark World" [A Link to the Past (SRCL-2941)]
38 Death Mountain (Milk Bar Musicians) - Alternate arrangement of "Dark Mountain Forest" [A Link to the Past (SRCL-2941)]
39 Lorule Dungeon Theme (Milk Bar Musicians) - Original song
40 Lorule Castle (Milk Bar Musicians) - Original song
41 Ganon's Theme (Milk Bar Musicians) - Alternate arrangement of "26 Facing Ganon", so the same credit applies
42 Ballad of the Goddess (Milk Bar Musicians) - Arrangement from "Song of the Goddess (Main Theme)" [Skyward Sword (COCX-39704~5)]
I MAY HAVE missed something, so please, feel free to correct me
