On-site production of activated carbon from kraft black liquor /

Mode of access: Internet.

Production of range clovers /

Mode of access: Internet.

Notice sur la production de l'acide borique en Toscane /

Mode of access: Internet.

De l'influence de l'estomac sur la production de l'apoplexie : d'après les principes de la nouvelle doctrine physiologique /

Mode of access: Internet.

The American carbon manual, or, The production of photographic prints in permanent pigments /

Frontispiece is specimen of carbon printing, Swan's process.

Annual report on the mineral production of Virginia during the calendar year 1908 /

One folded map at end.

Biennial report on the mineral production of Virginia during the calendar years 1909 and 1910 /

Mode of access: Internet.

Statistics of the mineral production of Alabama /

Vol. for 1926/38 includes Supplementary bibliography of Alabama geology.

Biennial report on the mineral production of Virginia during the calendar years 1911 and 1912. With chapters on Zirconiferous sandstone near Ashland, Virginia,

Chapter by Watson and Hess was previously issued as Bull. 530-P, U.S. Geological Survey, 1912; chapter by Stose was previously issued as Bull. 530, pt. 1, U.S. Geological Survey, 1911.