I've shared some of the Walker Evans photos with you in our study of the Great Depression & I'd recommend Agee's book to anyone interested. Notice the commentary on the problems of depicting the struggles of real people as potentially embarrassing to them or their families.
http://nyti.ms/12q559x
NYTimes: A Paean to Forbearance (the Rough Draft)
James Agee’s unpublished 1936 article for Fortune about Alabama sharecroppers is being released on Tuesday as a book, “Cotton Tenants: Three Families,” with Walker Evans photos.