12001 McClure R.D. 12001 (1976) Astron. J. 81, 182 12001 Standard Stars for DDO Photometry 12001 1976AJ.....81..182M 12003 McClure R.D. 12003 (1970) Astron. J. 75, 41 12003 A Photometric Investigation of Strong-cyanogen Stars 12003 1970AJ.....75...41M 12005 McClure R.D., Crawford D.L. 12005 (1971) Astron. J. 76, 31 12005 The Density Distribution Color Excess, and Metallicity of K Giants 12005 at the North Galactic Pole 12005 1971AJ.....76...31M 12006 Janes K.A., McClure R.D. 12006 (1971) Astrophys. J. 165, 561 12006 Strong-cyanogen Stars: Photometry and Kinematics 12006 1971ApJ...165..561J 12007 Hartwick F.D.A., Hesser J.E., McClure R.D. 12007 (1972) Astrophys. J. 174, 557 12007 A Photometric Study of the Open Cluster NGC 2477 12007 1972ApJ...174..557H 12008 McClure R.D. 12008 (1972) Astrophys. J. 172, 615 12008 The Color Excesses and Metallicities of the Open Clusters 12008 NGC 2360 and NGC 3680 12008 1972ApJ...172..615M 12009 McClure R.D., Racine R. 12009 (1969) Astron. J. 74, 1000 12009 The Reddening of M3, M13, M31, and M33 from Photometry 12009 of Late-type field Stars 12009 1969AJ.....74.1000M 12010 Osborn W. 12010 (1973) Astron. Astrophys. 23, 151 12010 Population II Giants in the DDO Photometric System 12010 1973A&A....23..151O 12011 Osborn W. 12011 (1973) Astrophys. J. 186, 725 12011 Measures of the Physical Properties of Globular-cluster Giants 12011 1973ApJ...186..725O 12012 McClure R.D., Forrester W.T., Gibson J. 12012 (1974) Astrophys. J. 189, 409 12012 The Old Open Cluster NGC 2420 12012 1974ApJ...189..409M 12013 Janes K.A. 12013 (1974) Astrophys. J. 189, 423 12013 Intermediate-band Photometry of M67 12013 1974ApJ...189..423J 12014 McClure R.D., Osborn W. 12014 (1974) Astrophys. J. 189, 405 12014 Cyanogen-band Strengths of Giant Stars in 47 Tucanae 12014 1974ApJ...189..405M 12015 Goodenough D.G. 12015 (1970) Bull. american Astron.Soc. 2, 318 12015 Six Colour Photometry of Galactic Clusters 12015 1970BAAS....2..318G 12016 Osborn W.H. 12016 (1971) Thesis ( private communication ) 12016 Positions of Globular Cluster Stars in the Physical H-R Diagram 12016 ................... 12018 Janes K.A. 12018 (1972) Thesis ( private communication ) 12018 An Investigation of Stellar Populations among G and K Giant Stars 12018 ................... 12022 McClure R.D., Norris J. 12022 (1974) Astrophys. J. 193, 139 12022 Physical Characteristics of Giant Stars in the Anomalous 12022 Globular Cluster NGC 362 12022 1974ApJ...193..139M 12023 Hartwick F.D.A., McClure R.D. 12023 (1974) Astrophys. J. 193, 321 12023 Physical Characteristics of Giant Stars in the Draco 12023 Dwarf spheroidal Galaxy 12023 1974ApJ...193..321H 12024 McClure R.D. 12024 (1974) Astrophys. J. 194, 355 12024 Possible Abundance Differences among Giant Stars in NGC 188 12024 1974ApJ...194..355M 12025 Boyle R.J., McClure R.D. 12025 (1975) Publ. Astron. Soc. Pacific 87, 17 12025 DDO Intermediate-band Photometry of Moving-group Stars 12025 1975PASP...87...17B 12026 Dawson D.W. 12026 (1976) contr. Obs. new mexico Univ. vol. 1, 140 no. 4 12026 Intermediate-band Photometry of Faint Standard Stars 12026 1976conm....1..140D 12027 Norris J., Bessell M.S. 12027 (1959) Astrophys. J. 201, L 75 12027 Abundance Variations on the Lower Giant Branch of omega Centauri 12027 1975ApJ...201L...9S 12028 Claria J.J., Osborn W. 12028 (1976) Publ. Astron. Soc. Pacific 88, 463 12028 A Test of the Accuracy of Low-dispersion Objective-prism Spectral 12028 Classification of Late-type Stars using DDO Photometry 12028 1976PASP...88..463C 12029 Janes K.A. 12029 (1977) Astron. J. 82, 35 12029 DDO and UBV Photometry of NGC 7789 12029 1977AJ.....82...35J 12030 Bessell M.S., Norris J. 12030 (1976) Astrophys. J. 208, 369 12030 The Giant Branch of omega Centauri. I. Abundance Variations 12030 due to Mixin 12030 1976ApJ...208..369B 12031 Claria J.J. 12031 (1976) Publ. Astron. Soc. Pacific 88, 225 12031 The Open Cluster NGC 2571 12031 1976PASP...88..225C 12032 Deming D., Olson E.C., Yoss K.M. 12032 (1977) Astron. Astrophys. 57, 417 12032 Cyanogen Strengths, Mixing and Supermetallicity in G and K Giants 12032 1977A&A....57..417D 12033 Norris J., Zinn R. 12033 (1977) Astrophys. J. 215, 74 12033 The Weak-G-band Effect in M13, M92, NGC 6397, and M15 12033 1977ApJ...215...74N 12034 Hesser J.E., Hartwick F.D.A., McClure R.D. 12034 (1977) Astrophys. J. Suppl. 33, 471 12034 Cyanogen Strengths and Ultraviolet Excesses of Evolved Stars 12034 in 17 Globular Clusters from DDO Photometry 12034 1977ApJS...33..471H 12035 Hesser J.E. 12035 (1976) Publ. Astron. Soc. Pacific 88, 849 12035 The Interstellar Reddening in the Direction of Four 12035 Low-latitude Globular Clusters 12035 1976PASP...88..849H 12036 Cottrell P.L., Norris J. 12036 (1978) Astrophys. J. 221, 893 12036 HD 91805 and the Nature of the Bidelmann-McConnell 12036 Weak-G-band Stars 12036 1978ApJ...221..893C 12037 Yoss K.M. 12037 (1977) Astron. J. 82, 832 12037 Accuracy of Two-dimensional Spectral Classes derived through 12037 DDO Photometry 12037 1977AJ.....82..832Y 12038 McClure R.D., Forrester W.T. 12038 (1981) Publ. Dominion Astrophys. Obs. 15, 14, 439 12038 A Catalogue of Homogeneous Photometry of Bright Stars on the DDO System 12038 1981PDAO...15...14M 12039 Dawson D.W. 12039 (1977) Publ. Astron. Soc. Pacific 89, 919 12039 Observations of Variable M Stars in the DDO Photometric System 12039 1977PASP...89..919D 12040 Dawson D.W. 12040 (1978) Astron. J. 83, 1424 12040 DDO Photometry of Giants in Four Southern Open Clusters 12040 1978AJ.....83.1424D 12041 Harris W.E. 12041 (1978) Publ. Astron. Soc. Pacific 90, 45 12041 Photoelectric UBV and DDO Photometry in the Anomalous 12041 Globular Cluster NGC 2808 12041 1978PASP...90...45H 12042 Feinstein A., Cabrera A.L., Claria J.J. 12042 (1978) Astron. Astrophys. Suppl. 34, 241 12042 Multicolor Photometry of the Open Cluster NGC 2287 12042 1978A&AS...34..241F 12043 Norris J., Hawarden T.G. 12043 (1978) Astrophys. J. 223, 483 12043 The Metal Abundance of the Old Open Cluster NGC 2243 12043 1978ApJ...223..483N 12044 Hardy E. 12044 (1979) Astron. J. 84, 319 12044 A DDO Astrophysical Study of NGC 752 12044 1979AJ.....84..319H 12045 Lu P.K., Upgren A.R. 12045 (1979) Astron. J. 84, 101 12045 Photometry of Barium Stars on the DDO System 12045 1979AJ.....84..101L 12046 Dawson D.W. 12046 (1979) Astrophys. J. Suppl. 41, 97 12046 A Photometric Investigation of RV Tauri and Yellow Semiregular Variables 12046 1979ApJS...41...97D 12047 Yoss K.M., Hartkopf W.I. 12047 (1979) Astron. J. 84, 1293 12047 The K-giant Population at the South Galactic Pole 12047 1979AJ.....84.1293Y 12048 Clark J.P.A., McClure R. 12048 (1979) Publ. Astron. Soc. Pacific 91, 507 12048 A Photoelectric Measurement of Magnesium for Late-type Stars 12048 1979PASP...91..507C 12049 Claria J.J. 12049 (1980) Astrophys. sp. sci 72, 347 12049 Photoelectric UBV and DDO Photometry of NGC 5138 12049 1980Ap&SS..72..347C 12050 Dawson D.W. 12050 (1981) Astron. J. 86, 237 12050 DDO Photometry of Two Old Open Clusters 12050 1981AJ.....86..237D 12051 Yoss K.M., Karman R.A., Hartkopf W.I. 12051 (1981) Astron. J. 86, 36 12051 The Space Velocities of 393 G and K Stars 12051 in the +15 Selected Area Zones 12051 1981AJ.....86...36Y 12052 McClure R.D., Twarog B.A., Forrester W.T. 12052 (1981) Astrophys. J. 243, 841 12052 The Old Open Cluster NGC 2506 and its Similariry to NGC 2420 12052 1981ApJ...243..841M 12053 Janes K.A. 12053 (1979) Astrophys. J. Suppl. 39, 135 12053 Evidence for an Abundance Gradient in the Galactic Disk 12053 1979ApJS...39..135J 12054 Norris J., Cottrell P.L., Freeman K.C., Da Costa G.S. 12054 (1981) Astrophys. J. 244, 205 12054 The Abundance Spread in the Giants of NGC 6752 12054 1981ApJ...244..205N 12055 Jacoby G.H. 12055 (1981) Astrophys. J. 244, 903 12055 The Peculiar Planetary Nebula Abell 35 12055 1981ApJ...244..903J 12056 Janes K.A. 12056 (1981) Astron. J. 86, 1210 12056 Photometry of the Open Clusters NGC 3960 and NGC 5823 12056 1981AJ.....86.1210J 12057 Upgren A.R., Dawson D.W., Lu P.K. 12057 (1981) Astrophys. J. 251, 557 12057 Observations of Late-type Dwarfs of the Young and Old Disk 12057 Population using DDO Photometry 12057 1981ApJ...251..557U 12058 Dean J.F. 12058 (1981) S. A. A. O. circ. no 6, 10 12058 DDO Observations of Southern Stars 12058 1981SAAOC...6...10D 12059 Smith G.H. 12059 (1982) Astron. J. 87, 360 12059 DDO Photometry of Giants in the Open Cluster IC 4651 12059 1982AJ.....87..360S 12060 Pastoriza M.G., Storchi T.B., Livi H.B. 12060 (1982) Publ. Astron. Soc. Pacific 94, 347 12060 DDO Photometry of G and K Stars 12060 1982PASP...94..347P 12061 Lu P.K. 12061 (1982) Publ. Astron. Soc. Pacific 94, 304 12061 Spectral Classification and DDO Photometry of a Southern Group 12061 of Stars with Common Motions I. 12061 1982PASP...94..304L 12062 Livi S.H.B., Bergmann T.S. 12062 (1982) Astron. J. 87, 1783 12062 Rapid Optical Variations of the Semiregular Variable R Crt 12062 1982AJ.....87.1783L 12063 Smith G.H. 12063 (1983) Publ. Astron. Soc. Pacific 95, 296 12063 DDO Photometry of the Open Cluster IC 4756 12063 1983PASP...95..296S 12064 Lu P.K., Dawson D.W., Upgren A.R., Weis E.W. 12064 (1983) Astrophys. J. Suppl. 52, 169 12064 A Catalog of Spectral Classification and Photometry of Barium Stars 12064 1983ApJS...52..169L 12065 Lu P.K., Tsay W.S. 12065 (1983) Astron. J. 88, 1367 12065 The Nature of the Yale Common-proper Motion Groups of Stars 12065 1983AJ.....88.1367L 12066 Claria J.J., Lapasset E. 12066 (1983) J. Astrophys. Astr. 4, 117 12066 Astrophysical Properties of Red Giants in Three Open Clusters 12066 Older than the Hyades 12066 1983JApA....4..117C 12067 Pastoriza M.P., Roepke U.O. 12067 (1983) Astron. J. 88, 1769 12067 DDO Photometry on Red Giants in the Open Clusters NGC 2232, 12067 NGC 2287, and NGC 2451 12067 1983AJ.....88.1769P 12068 Smith G.H. 12068 (1983) Astron. J. 88, 1775 12068 The HR 1614 Moving Group: Evidence from DDO Photometry that it 12068 Contains Cyanogen-rich Stars 12068 1983AJ.....88.1775S 12069 Schmidt E.G. 12069 (1984) Astrophys. J. Suppl. 55, 455 12069 Yellow Giants in Young Clusters. I. Photometric Observations 12069 1984ApJS...55..455S 12070 Janes K.A., Smith G.H. 12070 (1984) Astron. J. 89, 487 12070 The Giant Branch of the Old Open Cluster M67 12070 1984AJ.....89..487J 12071 Bergmann T.S., Livi S.H.B., Costa R.D.d. 12071 (1984) Astrophys. sp. sci. 100, 341 12071 B, V, and DDO Photometric Observations of Red Variable Stars 12071 1984Ap&SS.100..341S 12072 Claria J.J. 12072 (1985) Astron. Astrophys. Suppl. 59, 195 12072 Membership and Photometric Abundance of Red Evolved Stars in 12072 Open Clusters 12072 1985A&AS...59..195C 12073 Janes K.A. 12073 (1984) Publ. Astron. Soc. Pacific 96, 977 12073 DDO and UBV Photometry of Red Giant Stars in NGC 6791 12073 1984PASP...96..977J 12074 Claria J.J., Lapasset E. 12074 (1985) Monthly Not. R. Astr. Soc. 214, 229 12074 New Photoelectric Data for the Red Giants in the Open Cluster 12074 NGC 5822: Membership, Chemical Composition and Physical Properties 12074 1985MNRAS.214..229C 12075 Norris J., Bessell M.S., Pickles A.J. 12075 (1985) Astrophys. J. Suppl. 58, 463 12075 Population Studies. I. the Bidelmann-McConnell "Weak-metal" Stars 12075 1985ApJS...58..463N 12076 Carney B.W., Janes K.A., Flower P.J. 12076 (1985) Astron. J. 90, 1196 12076 The Young SMC Cluster NGC 330 12076 1985AJ.....90.1196C 12077 Claria J.J., Lapasset E. 12077 (1986) Astrophys. J. 302, 656 12077 The Giant Branch of the Open Cluster NGC 2539 12077 1986ApJ...302..656C 12078 Norris J. 12078 (1987) Astron. J. 93, 616 12078 Population Studies. IV. The Rose ``Red Horizontal Branch'' Candidates 12078 as Probes of the Thick Disk 12078 1987AJ.....93..616N 12079 Hesser J.E., Smith G.H. 12079 (1987) Publ. Astr. Soc. Pacific 99, 1044 12079 DDO Photometry of Giants in the Open Cluster NGC 2660 12079 1987PASP...99.1044H 12080 Claria J.J., Lapasset E. 12080 (1988) Mon. Not. R. Astr. Soc. 235, 1129 12080 A UBV and DDO Astrophysical Study of the Open Cluster NGC 3532 12080 1988MNRAS.235.1129C 12081 Smith, G.H. & Hesser, J.E. 12081 (1986) Publ. Astron. Soc. Pac. 98, 838 12081 DDO Photometry of Giants in NGC 6171 and NGC 6723. 12081 1986PASP...98..838S