New general catalogue of double stars within 120⁰ of the North pole...

Accompanied by "List of corrections to the New general catalogueof double stars within 120⁰ of the North pole, by Robert Grant Aitken." (7 p.30 x 23 cm.) Published: [Washington] 1934.

Orbits of the double stars, A B of [Epsilon] Hydrae and ? 883, by the graphical method.

Type-written ms.

The diffraction of light, X-rays, and material particles; an introductory treatment

Mode of access: Internet.

The examination of materials by X-rays.

Reprinted from the Transactions of the Faraday Society, v.15, pt.2, 1919.

A practical manual on the medical and dental use of x-rays with control of radiation hazards.

Mode of access: Internet.

Observations of double stars made at the United States naval Observatory. [1875-1891]

Mode of access: Internet.

The wonders of the heavens, being a popular view of astronomy, including a full illustration of the mechanism of the heavens; embracing the sun, moon, and stars, with descriptions of the planets, comets, fixed stars, double stars, the constellations, the galaxy, or milky-way, the zodiacal light, aurora borealis, or northern lights, meteors, clouds, falling stars, aërolites, & c. Illustrated by numerous maps and engravings.

In double columns.

X rays and crystal structure /

Mode of access: Internet.

Measures of double stars in 1898.

Abdruck aus den Astr. Nachr. Nr. 3584-85 (Bd. 150)

X-rays, gamma-rays; Apollo-Soyuz pamphlet no. 2.

Bibliography.

International Conference on the Physics of X-Ray Spectra program and extended abstracts.

Mode of access: Internet.

Course manual for X-ray measurements (GS-462).

Mode of access: Internet.

Nationwide evaluation of X-ray trends : NEXT.

Mode of access: Internet.

BRH routine compliance testing for diagnostic x-ray systems or components of diagnostic x-ray systems to which 21 CFR subchapter J is applicable.

Supersedes HEW publication (FDA) 75-8012.

Evaluation of MDH model 1015 x-ray monitor /

Mode of access: Internet.