"c VAR 0134 03009 SURPLUS 3R 915-944 MD= 1E-37 " "c REF 0134 LOC 1167 WIDTH 9 DK 19 COL 35-43 " "c EXP DEC= 1 " "c " "c FREIGHT CAR SURPLUS " "c ------------------- " "c " "c NBER SERIES: 03009 " "c AREA COVERED: U.S. " "c UNITS: THOUSANDS OF CARS " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 02/1915-11/1943 " "c SEASONAL ADJUSTMENT: SEASONALLY ADJUSTED BY " "c SOURCE: DATA FOR 1918-1924: AMERICAN RAILWAY ASSOCIATION, " "c ANNUAL BULLETINS OF 1922-1924. DATA FOR 1920-1928: U.S. " "c DEPARTMENT OF COMMERCE, SURVEY OF CURRENT BUSINESS, MAY " "c 1922; AUGUST 1924; 1932 SUPPLEMENT; FOLLOWING ISSUES. DATA " "c FOR 1929-APRIL 1934: ARA, WEEKLY INFORMATION BULLETIN. " "c DATA FOR MAY 1934-1944: ARA,"REVENUE FREIGHT LOADED AND " "c RECEIVED FROM CONNECTIONS." " "c " "c NOTES: SERIES 03009 IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1907-1917 (2)--ORIGINAL DATA, " "c 1915-1944. " "c THE RAILROADS INCLUDED IN THESE DATA ARE THE SAME " "c THROUGHOUT, EXCEPT THAT THE ACTUAL NUMBER OF ROADS DECREASED " "c DUE TO CONSOLIDATIONS, FROM ABOUT 175 TO 118. THE FIGURES " "c FOR THE PERIODS, 1907-1917, 1918-1924, 1920-1923, HOWEVER, " "c ARE COMPARABLE (LETTER FROM THE ARA, OCTOBER 1934.) " "c DATA ARE THE AVERAGE OF BI-WEEKLY STATISTICS THROUGH " "c MAY 1941. BEGINNING IN JUNE 1941, DATA REPRESENT DAILY " "c AVERAGES FOR THE WEEK ENDING ON THE LAST SATURDAY OF THE " "c MONTH. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... "