This review surveys developments in gas chromatography since the publication of the last review in this series (115) and covers the years 1962-63.Gas chromatography continues to be one of the most active areas in analytical chemistry. More than 1860 articles and major addresses covering applications, theory, and apparatus were published in 1962, and this number exceeds 1800 in 1963. Between 1954 and the publication rate doubled approximately every two years; however, this extremely rapid