"c 03030 FREIGHT SERVICE MD=0.1E-36 " "c " "c CARLOADING AND TONNAGE CARRIED " "c INDEX OF FREIGHT CARLOADINGS, TOTAL ,FRB " "c ------------------------------------------- " "c " "c " "c NBER SERIES: 03030 " "c AREA COVERED: U.S. " "c UNITS: " " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 1/1919-6/1953 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE : FEDERAL RESERVE BULLETTINE , JUNE 1941,AND FF. " "c MONTHLY ISSUES FOR UNADJUSTED DATA ; ALSO FOR ADJUSTED DATA , " "c 1919-38, AND 1943 FF.;MIMEOGR. RELEASE R&S 72, OCTOBER 1943, " "c BY THE DIVISIONS OF RESEARCH AND STATISTICS , FOR ADJUSTED " "c DATA ,1939-42. " "c " "c NOTE:PRIMARY SOURCE OF DATA : INTERSTATE COMMERCE COMMISSION " "c COLLECTER OF DATA DIVISION OF RESEARCH AND STATISTICS, " "c BOARD OF GOVERNORS OF THE FEDERAL RESERVE SYSTEM " "c ............................................................... "