Here's the list, as requested ...

Tune title                        Start of first line        
A Merry Christmas                We singers make bold
Adeste Fideles                         O Come, all ye faithful
Antioch                                Hark! the glad sound
Antioch                                Joy to the world
Arizona                         Hark, hark, what news
Auld Lang Syne                         Should auld acquaintance
Awake And Arise                        Awake and arise
Awake, Arise Good Christian        Awake, arise, good Christian
Awake, My Harp                        Awake, my harp
Back Lane                        Behold the grace appears
Belmont                                While shepherds watched
Berlin / Mendelssohn               Hark! the herald angels sing
Birthday                        Now we come to sing
Bradfield                         Hark to the bells
Castleton                        Peace o'er the world
Christmas Tidings / Nook Lane         Christmas tidings
Christmas Tree                        Who comes this way
Cradle Song                         Away in a manger
Cranbrook                        While shepherds watched
Cranham                         In the bleak midwinter
Crimond                                While shepherds watched
Deep Harmony                        Hark, hark, what news
Diadem                                All hail the pow'r
Ding Dong                         Ding Dong! Merrily
Dix                                As with gladness
Egypt                                 Christians awake
Fern Bank                        Jesu, the very thought of Thee
Forest Green                         O little town of Bethlehem
Glad Tidings                         Hark, hark, what news
Glory To God                        Glory to God
God Rest You Merry, Gentlemen         God rest you merry
Good King Wenceslas               Good King Wenceslas
Good News / Oughtibridge         Hark, hark, what news
Greeting Song                         Another year has passed away
Hail Chime On                         While shepherds watched
Hail Smiling Morn               Hail! Hail! smiling morn
Hark Hear Ye Not               Hark! hear ye not
Hark, Hark!                        Hark, Hark! Hark, Hark!
Here We Come A-Wassailing         Oh! Here we come a-wassailing
Holly                                Hark, hark, what news
Holmfirth Anthem                 Abroad for pleasure
Home On The Swale               I sing of a place
How Beautiful Upon The Mountains   How beautiful upon the mountains!
Irby                                Once in royal David's city
Iris (Angels from the realms)        Angels from the realms
Iris (Shepherds in the field)        Shepherds in the field abiding
Jacob's Well                        At Jacob's Well a stranger sought
Joe Greaves                         Hark, hark, what news
Little Christians               Christians awake
Liverpool                        While shepherds watched
Lloyd                                While shepherds watched
Lyngham                                While shepherds watched
Malin Bridge                        Bright and joyful is the morn
Mistletoe Bough                        The mistletoe hung
Mount Moriah                        Glory to God!
Mount Zion                        Mortals awake
New Celestial                         Come, let us all rejoice
New Christians                        Christians awake
Noel                                It came upon the midnight clear
October                                While shepherds watched
Old Christians                        Christians, awake!
Old Foster                         While shepherds watched
Old Foster – 47th Psalm               While shepherds watched
Pentonville                        While shepherds watched
Portugal                        Believers, assemble!
Rimington                        Hark, hark, what news
Rocking                                Little Jesus, sweetly sleep
Rolling Downward               Rolling downward
Silent Night                         Silent night
Song For The Time               A song for the time
Sovereignty                        Would Jesus have
Spean                                 Brightest and best
Spout Cottage                         Remember the time
St. Winifred                         Cradled in a manger
Stannington                         Sing all ye people
Star Of Bethlehem               When marshalled on
Sumerset                        Behold He comes
Sweet Chiming Bells               While shepherds watched
Sweet Christmas Bells                While shepherds watched
The First Nowell                The First Nowell
The Holly And The Ivy               The holly and the ivy
The Miner's Dream Of Home        I saw the old homestead
Tinwood                                Come, all ye weary travellers
Tyre Mill                         Hark, hark, what news
Universal King                         Come, let us all rejoice
Wassail Song                        Here we come a-wassailing
We Three Kings                         We three kings of Orient are
Worship                                Angels from the realms of glory