The 4 items, 1) Backpack, 2) Barley, 3) Hops, and 4) Small Piece of Ore are NOT sold by Celtir Gronback. 19 items:
[Sun Oct 21 12:35:03 2012] Celtir Gronback tells you, 'That'll be 1 gold 4 copper per Absinthe Glass.'
[Sun Oct 21 12:35:04 2012] Celtir Gronback tells you, 'That'll be 1 platinum 4 silver 9 copper per Absinthe Spoon.'
[Sun Oct 21 12:35:05 2012] Celtir Gronback tells you, 'That'll be 3 silver 1 copper per Ale.'
[Sun Oct 21 12:35:06 2012] Celtir Gronback tells you, 'That'll be 9 silver 4 copper per Bleeding Kromzek.'
[Sun Oct 21 12:35:06 2012] Celtir Gronback tells you, 'That'll be 5 copper per Bottle.'
[Sun Oct 21 12:35:07 2012] Celtir Gronback tells you, 'That'll be 7 silver 8 copper per Brandy.'
[Sun Oct 21 12:35:07 2012] Celtir Gronback tells you, 'That'll be 3 silver 1 copper per Cask.'
[Sun Oct 21 12:35:08 2012] Celtir Gronback tells you, 'That'll be 6 silver 8 copper per Coldain Ice Beer.'
[Sun Oct 21 12:35:08 2012] Celtir Gronback tells you, 'That'll be 5 silver 2 copper per Dire Wolf Pale Ale.'
[Sun Oct 21 12:35:09 2012] Celtir Gronback tells you, 'That'll be 2 silver 6 copper per Fish Wine.'
[Sun Oct 21 12:35:09 2012] Celtir Gronback tells you, 'That'll be 5 silver 7 copper per Kromrif Spit Vodka.'
[Sun Oct 21 12:35:10 2012] Celtir Gronback tells you, 'That'll be 5 silver 2 copper per Mead.'
[Sun Oct 21 12:35:11 2012] Celtir Gronback tells you, 'That'll be 7 silver 8 copper per Melted Glacier Whiskey.'
[Sun Oct 21 12:35:11 2012] Celtir Gronback tells you, 'That'll be 26 platinum 2 gold 4 silver 9 copper for the Nectar of the Green Fairy.'
[Sun Oct 21 12:35:12 2012] Celtir Gronback tells you, 'That'll be 5 silver 2 copper per Short Ale.'
[Sun Oct 21 12:35:12 2012] Celtir Gronback tells you, 'That'll be 1 silver 5 copper per Short Beer.'
[Sun Oct 21 12:35:13 2012] Celtir Gronback tells you, 'That'll be 7 silver 8 copper per Shotglass.'
[Sun Oct 21 12:35:13 2012] Celtir Gronback tells you, 'That'll be 26 platinum 2 gold 4 silver 9 copper for the The Drink of Timeless Energy.'
[Sun Oct 21 12:35:14 2012] Celtir Gronback tells you, 'That'll be 6 silver 2 copper per Winter Falls Wine.'