共 50 条
- [1] ANALYTICAL CHEMISTS AND CHEMISTRY ON POSTAGE STAMPS [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1981, 182 (AUG): : 33 - HIST
- [3] ANALYTICAL CHEMISTS ON POSTAGE STAMPS [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1983, 186 (AUG): : 20 - HIST
- [4] AMERICAN CHEMISTS AND PHYSICISTS ON POSTAGE STAMPS [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1990, 200 : 35 - CHED
- [7] ORGANIC-CHEMISTRY ON POSTAGE STAMPS [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1990, 200 : 34 - CHED
- [8] ORGANIC-CHEMISTRY ON POSTAGE STAMPS [J]. JOURNAL OF CHEMICAL EDUCATION, 1989, 66 (08) : 624 - 630
- [9] POSTAGE STAMPS AS A TEACHING TOOL IN CHEMISTRY [J]. JOURNAL OF CHEMICAL EDUCATION, 1986, 63 (04) : 283 - 287
- [10] TEACHING CHEMISTRY WITH THE AID OF POSTAGE STAMPS [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1983, 185 (MAR): : 40 - CHED