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Jan 1, 1925

Jan 1, 1927

Jan 1, 1944

Jan 1, 1943

By D. C. Shelton

Eq. 4 and 5 on page 5 of the March 1965 issue of Transactions, and Eq. 12 on page 8 of the same issue should read respectively:

Jan 1, 1965

Jan 1, 1907

By Robert Glass Cleland

[George B. Agnew Cleveland H. Dodge James Douglas E. Hayward Ferry Francis L. Hine Arthur Curtiss James1908-1941 1908-1926 1908-1918 1908-1935 1908-1927 1908-1941]

Jan 1, 1952

[ ]

Jan 1, 1938

Jan 1, 1942

Jan 1, 1896

New Products Equipment

Jan 12, 1950

Jan 1, 1933

There are references to the early and continuous production of coal since 1851, but few definite figures. Some data were obtained from Bancroft, but nearly all the tonnages in Table 80, prior to 1869, are estimated. [ ]

Jan 1, 1942

Jan 1, 1885

By H. Sadek

The accompanying table shows the available data pcrtaining to the Hurghada field, the major oil and gas field in Egypt. Operations in Abu Durba, a small field, amounted to almost nothing in 1935.

Jan 1, 1936

Jan 1, 1892

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Jan 1, 1907

Truman H. Aldrich W. Lawrence Austin W. S. Ayres John Henry Banks Andrew A Blair Walter M. Brodie R. C. Canby

Jan 1, 1932

By H. Sadek

The accompanying table shows the available data pcrtaining to the Hurghada field, the major oil and gas field in Egypt. Operations in Abu Durba, a small field, amounted to almost nothing in 1935.

Jan 1, 1936

An unexpected demand having entirely exhausted the Institute's supply of the Bulletins for January and February, 1916, the sum of $0.50 each will be paid for. a limited number of copies of these Bulletins, which send to the Secretary of the Institute.

Jan 5, 1916