Mitchell, S. A.

Leander McCormick Observatory of the University of Virginia

Trigonometric parallaxes of four hundred and forty stars, determined by photography with the 26-inch refractor of the Leander McCormick observatory, together with the measurement and discussion of proper motions, double stars, etc., from parallax plates

The fundamentals of astronomy

The recent total eclipse of the sun

Wave-lengths of the chromosphere from spectra obtained at the 1905 eclipse

The concave grating for stellar photography