Weak versions of Ramsey's theorem. - Richard Rado (J. Comb. Theory B, 1977)

Theorems on intervals of ordered sets. - Richard Rado (Discret. Math., 1981)

Atoms of families of sets. - Richard Rado (Comb., 1982)

Paul Erdös is seventy years old. - Richard Rado (Comb., 1983)

Notes of welcome. - Claude Berge; Paul Erdös; Sin Hitotumatu; Loo Keng Hua; Richard Rado (Graphs Comb., 1985)