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Applying a wedge of clay between the bricks of the second layer to hold them into place. A layer of clay was applied to the outside of the smelter at the level of the second bricks to help stabilize. Any gaps in the inside surface were smoothed out by application of clay there as well. Previous Report Next Text © Darrell Markewitz, 2017 Photographs © Neil Peterson, 2017 Copyright details Contact us |