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photo of Ralph Logan
 NLC North Lake College
of the Dallas County Community College District
5001 N. MacArthur Blvd.
Irving, Texas 75038-3899

Ralph Logan
Professor, Chemistry
Office: C-303B Phone: 972-273-3510
E-mail: rhl7460@dcccd.edu

Course Information
General Chemistry Course Power Point Slides
Organic Chemistry Course Power Point Slides
Organic Chemistry (CHM 2423) | Organic Chemistry (CHM 2425)
General Chemistry 1411/1412 | Ralph Logan's Home Page

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