Over 3,800 Dorothea Lange photographs of the Great Depression.
Dorothea Lange was perhaps the best-known photographer working for the Farm Security Administration (FSA) from about 1933 to 1939, mostly because of her iconic photograph Migrant Mother (see screenshots). But she did a lot of other fine work, too.
v1.0 [Jan 10, 2012]
Updated for OS X Lion compatibility.
