Illustrated catalogue of photographic equipments and materials for amateurs, January 1891. [New York, 1891;

Mode of access: Internet.

Army pictorial techniques, equipments, and systems : pictorial fundamentals.

Cover title.

Motorman's practical air brake instructor; a concise up-to-date treatise on the construction and operation of the different air brake equipments used in modern electric transportation,

Mode of access: Internet.

Operator and organizational maintenance manual : meteorological balloons thermometers ML-4 (NSN 6660-00-253-2553), ML-5 (NSN 6660-00-239-4015), and ML-7(NSN 6660-00-239-4010); psychrometers ... instrument shelter, meteorological ... and launching equipments.

"November 1968."