Water damage caused an unsightly tide line on the exposed fabric support of this silkscreen on linen, "Legend of Red Lake" - Canadian Conservation Institute, Government of Canada

Tideline on an original 1980 draft of a handwritten constitution by the Chinese Sportswear Workers Social Association, seen here after a fire - Heung Sang Tam, Museum of Chinese in America (MOCA)

Tideline visible in the bottom left corner of an ink drawing on Japanese paper, caused by water damage on an already aging, acidic sheet - South Florida Art Conservation

Tideline circled in red - Terminology For The Conservation And Description Of Islamic Manuscripts