Quiet time was allocated in main hole to allow for a baseline cross well tomography survey with as little disturbance as possible. Cross well tomography survey underway in Mallik 3L and 4L., The missing Tomoseis wireline truck arrived today in the afternoon and was quickly readied for operations. Two of these trucks left Texas at the same time. One arrived safely and the other went missing. It turns out that the second truck was broken down on a remote part of the Dempster Highway.