00974cam a2200277 i 4500000019764MiAaHDL20110215000000.0m d cr bn ---auaua750619s1974 dcub f00010 eng 74600173$2.20sdr-pur506245sdr-uiuc1137357sdr-miu.990000197640106381506245ACF4657PU(OCoLC)3224184DLCDLCOCLm.c.IPLn-us---HB3505.U54 1974312/.0973C 56.202:P 81/3C 56.202:P 81/3United States.Bureau of the Census.Centers of population for states and counties, 1950, 1960, and 1970.Washington :U.S. Dept. of Commerce, Social and Economic Statistics Administration, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off.,1974.96 p. :maps ;29 cm.Cover title.Mode of access: Internet.United StatesPopulation.00001976420101012222316.020110215000000.020120815064345.02026-02-23T18:39:44Z2026-02-23T18:30:02ZSDR-PURUNKNOWNloader.pl-001-001BKsdr-pur506245pur1SDRPURpur1.32754050155070PUR506245PURPUR20260223googlepur1.327540501550701974pdbibUS fed docUIUUIUC20250727googleuiug.301120619731261974pdbibUS fed docMIUMIU20260318googlemdp.390150304650361974pdbibUS fed doc