1967 Census of Business : Selected Services : Subject Reports: Travel agencies Published: 1970 Total Pages: 32 Get eBook
1972 Census of Selected Service Industries: Area statistics: pt. 1. U.S. summary, Alabama-Indiana. pt. 2. Iowa-North Carolina. pt. 3. North Dakota-Wyoming. 3 v United States. Bureau of the Census Published: 1976 Total Pages: 1120 Get eBook
1972 Census of Selected Service Industries United States. Bureau of the Census Published: 1975 Total Pages: 92 Get eBook
Historical Statistics of the United States, Colonial Times to 1970 United States. Bureau of the Census Published: 1975 Total Pages: 648 Get eBook
1967 Census of Business United States. Bureau of the Census Published: 1972 Total Pages: 76 Get eBook
