Figure F14. Steps for assembling the core barrel temperature tool: (A) assembled the electronics with the encased battery and vespel plug next to the dewar; (B) the assembled dewar with electronics inside; (C) insert the tool inside the pressure case (notice the yellow fishing neck) (the latching tool attaches to this piece when retrieving the CBTT and core barrel assembly); and (D) the tool is attached to the core barrel.