Here are entered works on periodical publications issued by individual business concerns to disseminate information promoting their interests and success. Works on periodical publications devoted primarily to employee's interests are entered under the heading Employees' magazines, newsletters, etc.
--subdivision Waste disposal under types of industries, industrial processes, and facilities, e.g. Construction industry--Waste disposal; Metals--Finishing--Waste disposal
Here are entered works on the organized study of the physical remains of industries of the 18th and 19th centuries, including industrial buildings, machinery, tools, etc.
Here are entered works on the marketing of goods and services to business enterprises, governmental units and nonprofit institutions for use by them in their operations or for reprocessing into other products.
Here are entered works on purchasing for manufacturing purposes. Works on purchasing in general and on the purchasing activities of business enterprises in retail or service industries are entered under Purchasing. Works on consumer buying are entered under Shopping. --subdivision Purchasing under types of products and services and individual animals and groups of animals, e.g. Automobiles--Purchasing; Cattle--Purchasing
