Additional file 2 of Aiding the cleaning of four 19th-century Tsimshian house posts: investigation of museum-applied surface coatings and original polychromy

Additional file 2: Fig. S2. Polarized light microphotograph of cross section S5 from house post 16/567, i.e. light green paint from the leg of a frog, clearly showing that the paint migrated into the upper cells of the wood.