Relative effects on stream biota of chlorine and ammonia occurring in secondary sewage /

"Project no. 20./32."

Rules and regulations relating to the handling of anhydrous ammonia and low pressure nitrogen solutions, equipment containers and storage facilities /

Cover title.

On the physiological effects of severe and protracted muscular exercise; with special reference to its influence upon the excretion of nitrogen.

"Reprinted from the New York medical journal, June, 1871."

Aqua ammonia's economic potential as a preservative for stored high-moisture corn /

Caption title.