Here are some photos from Edmund Storms showing Seebeck calorimeters:
http://lenr-canr.org/Experiments.htm#SeebeckCalorimetersNote the third and fourth pictures that say "Click for a larger image." Click on these to see high-resolution versions, 2280 by 1712 pixels. (Right-click to save the images to your disk, or any image at LENR-CANR.)
Note also the two papers that describe the calorimeters in detail. - Jed