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Jan 1, 1940

Jan 1, 1942

Jan 1, 1969

A Report Of Current Activity In The Industry

Jan 6, 1951

Jan 1, 1947

Recently the Colorado Engineering Council was formed "to coördinate the work of various technical, scientific, and engineering organizations, promote the welfare and professional standing of their members, and foster a more general recognition of the engineer in civic matters." The membership consists of local associations of members of the national engineering societies and other local engineering, scientific, or technical associations.

Jan 8, 1919

The Institute would he glad to purchase from any Member a copy of the Bulletin for May, 1914.

Jan 5, 1917

A Report Of Current Activity In The Industry

Jan 7, 1951

Jan 1, 1900

CARACAS PETROLEUM Established February 24, 1957 Meets second Tuesday monthly W F Shelton, Chairman Homer N Mead, First Vice-Chairman Jose G Paez, Second Vice-Chairman T A Moore, Treasurer E A Moore, Secretary Cia Shell de Venezuela Apartado 809 Caracas. Venezuela

Jan 1, 1958

By Joshua Pelleg, G. M. Lindberg

THERE are three reported investigations of self-diffusion in niobium. Lundy et al.1 found their self-diffusion data well represented by the equation

Jan 1, 1970

The following list contains the names of members of whose deaths notices have been printed in MINING AND METALLURGY during the year ending April 1, 1939. Biographical sketches published in MINING AND METALLURGY are indicated in the last two columns.

Jan 1, 1944

Jan 1, 1889

Jan 1, 1942