Royal Society of Chemistry - Great Britain 806-9
Pasteur - Gabon 290; Monaco 854
Baekeland - Belgium B576
Grignard - France B447
Sabatier - France 793
Solvay - Belgium B573
Ostwald with Kocher (Medicine) - Sweden 842
Nernst - Sweden 1344
Haber - Sweden 1271; Germany Berlin 9N-151
Karrer - Switzerland 1004.
Libby - Sweden 1709
Natta, Ziegler - Sweden 1710.
Prigogine - Sweden 1712
Pauling - Upper Volta 443
Trigonal Carbon - Mexico 1056. Sci-Philately
A Selective History of Science on Stamps