<p>If possible, use the same letters of rec., with different dates. These days, a lot of times the prof.'s keep these letters in their computers and it is not hard to redo. Or go higher up with DOE and see if your old application could be reused in its entirety, given the situation-?</p>
<p>Can you concentrate on studies while this is going on? I had a similar situation and had trouble focusing on schoolwork at the time…just another thought.</p>