Families were displaced, and many became migrant workers, traveling long distances in search of employment and a better life.

Documentary photographer Dorothea Lange is best known for her work during ... displaced families, and migrant workers, into the public eye. Her image Migrant Mother is arguably the best-known ...

The Barbican Art Gallery in London is staging the first UK survey of the American documentary photographer Dorothea ... workers, and breadline queues. Lange's iconic photograph Migrant Mother ...