Here are entered works on the region that lies between continental North and South America and consists of the archipelago of the West Indies, the Caribbean Sea and the adjacent mainland regions, including Southern Mexico, the countries of Central America, Colombia and Venezuela.
Here are entered works on the area of the northwestern United States between the Cascade Range and Rocky Mountains, comprising eastern Washington, northeastern Oregon, northern Idaho, and extreme western Montana.
Here are entered works on the Federation of Malaya prior to its merger into Malaysia in 1963, as well as the present mainland states (i.e., those states located on the Malay Peninsula) of the country of Malaysia. Works on the country formed by the merger in 1963 of the Federation of Malaya, Sabah (formerly called North Borneo), and Sarawak are entered under Malaysia.As a geographic subdivision, this heading is used indirectly through Malaysia.