American abyss: savagery and civilization in the age of industry

Cavemen in the progressive era : from savagery to industry

Mapping civilization : race, industry, and climate in the American empire

The other colonies : immigration, race conquest, and the survival of the unfit

Cave girls and working women : the white man's world of race suicide

Exploring the abyss and segregating savagery : abroad at home in the immigrant colony

Dredging the abyss : babies, boys, and civilization

Of jukes and immigrants : eugenics and the problem of race betterment

Following the monkey : blond beasts and the rising tide of color in war and revolution

Failing of art and science : the abyss in a new era.