Kraus, Henry, [513]

Krehbiel, Henry E., [1365]

Krislov, Samuel, [461]

Ku Klux Klan, [903], [1539]

Kunstler, William M., [354]

Kvaraceus, William C., [633]

Kytle, Elizabeth L., [234]

Labor and laboring classes, [438], [448], [455], [477a], [486], [832], [839a], [1704].

See also [Slave labor], [Trade-unions]

Ladd, Everett C., [1427]