Includes Part 1A: Books and Part 1B: Pamphlets, Serials and Contributions to PeriodicalsHeating, air conditioning, refrigeration supplies. ... Electronic buyers guide for 1950agt; radio parts, television, sound products. ... Digest of pipe line rates on crude petroleum oil in tariffs on file with the Interstate Commerce Commission, 1950.
|Title||:||Catalog of Copyright Entries. Third Series|
|Author||:||Library of Congress. Copyright Office|