Undim field drops locks in good amount also do pet dailies one with surprise item getting egg out of em and selling can help u get a kick start ur inv
U can also go planar tombs but good party farming planar fragments and selling its sack still fetch high price
If u have enoug paitence u can try arcane chest in normal dead city
U can go with jwel farming although I don't know much about it

U can merch lock they quiet chep rit now invest in them buy a lot and sell them when price goes high.....they can all be done at 41 I will edit if anything else comes to mind. .....enjoy):

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