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- catalog contributor b4461333.
- catalog created "1961.".
- catalog date "1961".
- catalog date "1961.".
- catalog dateCopyrighted "1961.".
- catalog description "Estimating the daily vehicle-miles of travel in the Chicago and Pittsburgh metropolitan areas -- Estimating traffic volumes by systematic sampling -- Volume and speed characteristics at seven study locations -- Sample size requirements for vehiclular speed studies -- Variability of fixed-point speed measurements.".
- catalog description "Includes bibliographies.".
- catalog extent "96 p.".
- catalog isPartOf "Bulletin (National Research Council (U.S.). Highway Research Board) ; 281.".
- catalog isPartOf "Its Bulletin 281".
- catalog isPartOf "Publication (National Research Council (U.S.)) ; no. 851.".
- catalog issued "1961".
- catalog issued "1961.".
- catalog language "eng".
- catalog publisher "Washington,".
- catalog subject "TE7 .N28 no.281".
- catalog subject "Traffic surveys.".
- catalog tableOfContents "Estimating the daily vehicle-miles of travel in the Chicago and Pittsburgh metropolitan areas -- Estimating traffic volumes by systematic sampling -- Volume and speed characteristics at seven study locations -- Sample size requirements for vehiclular speed studies -- Variability of fixed-point speed measurements.".
- catalog title "Traffic volume and speed studies, presented at the 39th annual meeting January 11-15, 1960.".
- catalog type "text".