The research conducted and the discoveries during the development of chroma
tography are briefly surveyed, with emphasis being placed on gas chromatogr
aphy. Some actors are presented who played major roles en route from Tswett
's original discovery to modern separation methods. The article is based ma
inly on personal memories and encounters. A few examples of the participati
on of our country in the development of chromatography are mentioned as wel
l as international contacts. Some remarks are made on the use of selective
sorbents or selectors in modern analytical separations. The paper closes wi
th a few comments on the "philosophy" of the discovery process.