Trade And Professional Associations -- See Trade associations Here are entered works on associations devoted to the interests of particular trades or professions, without special regard to the relations of employers and employees. --subdivision Societies, etc. under professions, trades and industries, and names of individual organizations
Trade Free -- See Free trade Here are entered works on trade between countries, free from government restrictions or duties.
Trade International -- See International trade Here are entered works on trade among nations. Works on foreign trade of specific countries, cities, etc. are entered under headings of the type [place]--Commerce, further subdivided by place, if appropriate. If so subdivided, a second heading is assigned with the place names in reverse positions, e.g. 1. Canada--Commerce--United States. 2. United States--Commerce--Canada.
--subdivision Trademarks under individual industries and products for works listing or discussing the words, letters, or symbols adopted and used by the manufacturers or dealers of these items to distinguish them from the goods of others, e.g. Construction industry--Trademarks; Automobiles--Trademarks