I. Introductory Remarks  (
pdf
) 
II. Properties of Electromagnetic Radiation (
pdf
) 
III. Photometry: Measuring Stellar Brightness (
pdf
) 
IV. Effects of the Earth's Atmosphere (
pdf
) 
V. Observational Tools and Techniques (
pdf
) 
VI. Spectroscopy and Stellar Spectra (
pdf
) 
VII. Interpreting Stellar Spectra (
pdf
) 
VIII. The Hertzsprung-Russell Diagram (
pdf
) 
IX. Stellar Motions and Orbits (
pdf
) 
X. Binary Stars (
pdf
) 
XI. Radiative Transfer (
pdf
)