Labor Certification Alien -- See Foreign worker certification Here are entered works on the legal process by which it is determined that able, willing, and qualified workers cannot be found in a particular location for a particular job and that employing foreign workers will not adversely affect the wages and working conditions of similarly employed domestic workers.
Labor Colonies -- See Agricultural colonies Here are entered works on settlement of the land by organized groups of colonists. General works on occupation of the land are entered under the heading Land settlement.