0 1 ocm07674143 2 WBAN manual of surface / U S Dept of Commerce Weather Bureau 3 United States Weather Bureau 4 United States Weather Bureau Handbooks manuals etc 4 Clouds Instruments 4 Cloudiness Measurement Handbooks manuals etc 4 Meteorological instruments 4 Visibility Measurement Handbooks manuals etc 4 Winds Measurement Handbooks manuals etc 4 in aeronautics United States Observers' manuals 4 Airways 4 United States Observers' manuals 4 Atmospheric pressure Measurement Handbooks manuals etc 4 Atmospheric temperature Measurement Handbooks manuals etc 4 Precipitation Measurement Handbooks manuals etc 6 QC983 .C57 no.N 6th ed. Rev 1951 6 QC983 .C57 no.N 6th ed. Rev. 1951 AWS 6 QC983 .C57 no.N 6th ed. Rev. 1951 AWS 6 QC983 .C57 no.N 6th ed. Rev. 1951 WB a 7 no.n-6th.ed-Rev1951-AWSad 10 D:\CIRC_005\CIRC-0117.PDF 0 1 ocm07674143 2 WBAN manual of surface / U S Dept of Commerce Weather Bureau 3 United States Weather Bureau 4 United States Weather Bureau Handbooks manuals etc 4 Clouds Instruments 4 Cloudiness Measurement Handbooks manuals etc 4 Meteorological instruments 4 Visibility Measurement Handbooks manuals etc 4 Winds Measurement Handbooks manuals etc 4 in aeronautics United States Observers' manuals 4 Airways 4 United States Observers' manuals 4 Atmospheric pressure Measurement Handbooks manuals etc 4 Atmospheric temperature Measurement Handbooks manuals etc 4 Precipitation Measurement Handbooks manuals etc 6 QC983 .C57 no.N 6th ed. Rev 1951 6 QC983 .C57 no.N 6th ed. Rev. 1951 AWS 6 QC983 .C57 no.N 6th ed. Rev. 1951 AWS 6 QC983 .C57 no.N 6th ed. Rev. 1951 WB a 7 no.n-6th.ed-Rev1951-AWSad 10 D:\CIRC_005\CIRC-0118.PDF 0 1 ocm40358370 2 Manual of surface abridged for SAWRS and A-type second order stations / U S Dept of Commerce Weather Bureau 3 United States Weather Bureau 3 U S Navy 4 United States Weather Bureau Handbooks manuals etc 4 Clouds Instruments 4 Cloudiness Measurement Handbooks manuals etc 4 Meteorological instruments 4 Visibility Measurement Handbooks manuals etc 4 Winds Measurement Handbooks manuals etc 4 in aeronautics United States Observers' manuals 4 Airways 4 United States Observers' manuals 4 Atmospheric pressure Measurement Handbooks manuals etc 4 Atmospheric temperature Measurement Handbooks manuals etc 4 Precipitation Measurment Handbooks manuals etc 6 QC983 .C57 no.N 6th ed. Rev. (SAWRS) 1 7 no.n-6th.ed-Rev(SAWRS)-1952 10 D:\CIRC_005\CIRC-0119.PDF 0 1 ocm40227852 2 Manual of surface abridged for CAA stations / U S Dept of Commerce Weather Bureau 3 United States Weather Bureau 4 United States Weather Bureau Handbooks manuals etc 4 Clouds Instruments 4 Cloudiness Measurement Handbooks manuals etc 4 Meteorological instruments 4 Visibility Measurement Handbooks manuals etc 4 Winds Measurement Handbooks manuals etc 4 in aeronautics United States Observers' manuals 4 Airways 4 United States Observers' manuals 4 Atmospheric pressure Measurement Handbooks manuals etc 4 Atmospheric temperature Measurement Handbooks manuals etc 4 Precipitation Measurement Handbooks manuals etc 6 QC983 .C57 no.N 6th ed. Rev. (CAA) 195 7 no.n-6th.ed-Rev(CAA)-1953 10 D:\CIRC_005\CIRC-0120.PDF 0 1 ocm40384003 2 WBAN manual of surface / U S Dept of Commerce Weather Bureau 3 United States Weather Bureau 3 U S Navy 4 United States Weather Bureau Handbooks manuals etc 4 Clouds Instruments 4 Cloudiness Measurement Handbooks manuals etc 4 Meteorological instruments 4 Visibility Measurement Handbooks manuals etc 4 Winds Measurement Handbooks manuals etc 4 in aeronautics United States Observers' manuals 4 Airways 4 United States Observers' manuals 4 Atmospheric pressure Measurement Handbooks manuals etc 4 Atmospheric temperature Measurement Handbooks manuals etc 4 Precipitation Measurement Handbooks manuals etc 6 QC983 .C57 no.N 6th ed. Rev (NAVY) 195 7 no.n-6th.ed-Rev(NAVY)-1953 10 D:\CIRC_005\CIRC-0121.PDF