Cover Image

Welsh coal trade in 1923.

Bibliographic Details
Corporate Author:	United States. Bureau of Foreign and Domestic Commerce
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1924.
Subjects:	Coal mines and mining. Wales. Electronic books.
Online Access:	Connect to the full text of this electronic document

Similar Items

Welsh coal trade in 1922.
Published: (1923)

Coal.
Published: (1919)

Coal.
Published: (1921)

Coal.
Published: (1914)

Coal situation.
Published: (1919)

Coaling bags.
Published: (1914)

Coal extraction /
Published: (2011)

Sampling of coal.
Published: (1926)

Weights of various coals.
Published: (1918)

Abstract of bids for coal.
Published: (1923)

Study of oxidation of coal.
Published: (1914)

Analyses of Iowa coals.
Published: (1921)

Coal mining in Netherlands.
Published: (1922)

Safety in coal mining : handbook.
Published: (1928)

Coal-washing investigations : methods and tests.
Published: (1929)

Effect of low-temperature oxidation on hydrogen in coal and change in weight of coal on drying.
Published: (1917)

Definition of "run of mine" coal.
Published: (1926)

Check sample of bituminous coal.
Published: (1926)

Some properties of water in coal.
Published: (1916)

To Increase Coal Leasing Acreage.
Published: (1964)

Alaska coal leasing regulations amended.
Published: (1926)

Graphic studies of ultimate analyses of coals.
Published: (1915)

Concrete stoppings in coal mines for resisting explosions : detailed tests of typical stoppings and strength of coal as buttress.
Published: (1931)

Comparison of British and American coal mining conditions.
Published: (1920)

Questions and answers on timbering bituminous coal mines.
Published: (1928)

Falls of roof in bituminous coal mines : influence of seasons and rate of production.
Published: (1929)

Coal land regulations, paragraphs 8 and 22 amended.
Published: (1924)

Experiments on strength of small pillars of coal in Pittsburgh bed.
Published: (1939)

Production and use of brown coal in vicinity of Cologne, Germany.
Published: (1913)

Coal land regulations, paragraphs 8 and 22 amended.
Published: (1929)

Geology and fuel resources of southern part of Oklahoma coal field : pt. 2, Lehigh district, Coal, Atoka, and Pittsburg counties.
Published: (1937)

Alabama coal lands, Act of Apr. 23, 1912, instructions.
Published: (1912)

Area of unsupported roof in coal mines; conditions and factors for consideration.
Published: (1927)

Effect of certain operating variables on efficiency of coal-washing table.
Published: (1931)

Safety rules for installing and using electrical equipment in coal mines.
Published: (1926)

Re-treatment of Sayreton jig middlings on coal-washing tables.
Published: (1931)

Alabama coal lands, Act of Apr. 23, 1912, instructions.
Published: (1912)

Resistance of coal-mine entries to flow of air : Part IV. Resistance caused by right-angle bends.
Published: (1928)

Timbering along robbing line; factors influencing falls of roof in coal mines.
Published: (1927)

Report of examination of coal deposits on Batan military reservation, Batan Island, P.I.
Published: (1905)