On the possible presence of promethium in the spectra of HD 101065 (Przybylski's star) and HD 965 von Cowley, C. R., Bidelman, W. P., Hubrig, S., Mathys, G., Bord, D. J.

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Abundances in Przybylski's star von Cowley, C. R., Ryabchikova, T., Kupka, F., Bord, D. J., Mathys, G., Bidelman, W. P.

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The brighter stars of astrophysical interest in the southern sky von Bidelman, W. P., MacConnel, D. J.

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Classification and Identification of IRAS Sources with Low-Resolution Spectra von Kwok, Sun, Volk, Kevin, Bidelman, William P

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MISCELLANEOUS SPECTROSCOPIC NOTES von BIDELMAN, WILLIAM P.

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On the 1893 Absorption-Line Spectrum of Eta Carinae von Bidelman, William P.

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Objective-prism discoveries in the northern sky - II von Bidelman, W. P.

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The 1981 Mass-Loss Phase of Eta Carinae von Bidelman, William P., Galen, Tamara A., Wallerstein, George

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Objective-prism discoveries in the northern sky. I von Bidelman, W. P.

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Objective-prism discoveries in the declination zone 0 deg to -20 deg von Bidelman, W. P.

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Wasilewski 72: An Extragalactic H II Region von Osterbrock, Donald E., Tran, Hien D., Bldelman, Willam P.

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SPECTRAL TYPES OF 80 EARLY-TYPE STARS OF VARIABLE RADIAL VELOCITY von BIDELMAN, WILLIAM P., RATCLIFF, STEPHEN J., SVOLOPOULOS, SOTIRIOS

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Circumstellar matter as detected by IRAS - Some systematics von Bidelman, W. P.

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Abundances in Przybylski's star von Cowley, C R, Ryabchikova, T, Kupka, F, Bord, D J, Mathys, G, Bidelman, W P

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Abundances in Przybylski's star von Cowley, C. R., Ryabchikova, T., Kupka, F., Bord, D. J., Mathys, G., Bidelman, W. P.

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THE DISTANT COMPANION OF θ CYGNI von BIDELMAN, WILLIAM P.

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G. P. Kuiper's spectral classifications of proper-motion stars von Bidelman, W. P.

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Objective‐Prism Spectral Classifications of 26 Northern Stars von Bidelman, William P.

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Finding list and spectral classifications for southern luminous stars von McConnell, D. J., Bidelman, W. P.

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Southern Hemisphere Objective-Prism Discoveries von Bidelman, W. P., MacConnell, D. J.

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