“American Indian Ironworkers” reads the panel on this jacket worn by a recovery worker near Ground Zero. Mohawk ironworkers have worked on the high steel of New York’s skyscrapers and bridges for more than a century, including the World Trade Center. 

Photograph taken January 29, 2002 by Martha Cooper. View more photographs of the spontaneous shrines that appeared after September 11, 2001 in the Labor Arts exhibit “Missing.”