NOTES

Title	Release Dates

Locomotives Ordered by American Railroads for Domestic Use for United States	2005-08-01	2005-08-01

Source

National Bureau of Economic Research	2005-08-01	2005-08-01

Release

NBER Macrohistory Database	2005-08-01	2005-08-01

Units

Number of Locomotives	2005-08-01	2005-08-01

Frequency

Quarterly	2005-08-01	2005-08-01

Seasonal Adjustment

Not Seasonally Adjusted	2005-08-01	2005-08-01

Notes

Series Is Presented Here As Three Variables--(1)--Original Data, 1870-1926 (2)--Original Data, 1925-1950 (3)--Original Data, 1941-1961. Source: Railway Age, "Annual Statistical And Outlook" Issues This NBER data series q06026b appears on the NBER website in Chapter 6 at http://www.nber.org/databases/macrohistory/contents/chapter06.html. NBER Indicator: q06026b	2005-08-01	2005-08-01

Locomotives Ordered by American Railroads for Domestic Use for United States (Q0626BUSQ481NNBR)