| #401 | Repertorium zum Neuen Jahrbuch fär Mineralogie, Geologie und Paläontologie. -- Německo -Germany : Stuttgart : E. Schweizerbart, 1880-1926 |
| #402 | Report of the United States Geological Survey of the Territories. -- Spojené státy americké - United States : Washington : Department of the Interior, 1874-1884 |
| #403 | Resins, rubbers, plastics. Ser. 3. -- Spojené státy americké - United States : New York : Interscience Publishers, 1961-1966 |
| #404 | Resources industry. -- Australia : Sydney : Petroleum Information Corp. Publ.,, 1982-1985. -- ISSN 1032-0768 |
| #405 | Review of palaeobotany and palynology. -- Amsterdam : Elsevier, 1967-. -- ISSN 0034-6667 print. -- ISSN 1879-0615 online |
| #406 | Revue de micropaleontologie. -- Amsterdam : Elsevier France, 1958-. -- ISSN 0035-1598 print. -- ISSN 1873-4413 online |
| #407 | Rivista piemontese di storia naturale. -- Carmagnola : Museo Civico di Storia Naturale, 1980-. -- ISSN 1121-1423 |
| #408 | Rock mechanics. -- Wien : Springer, 1969-1982. -- ISSN 0035-7448 |
| #409 | Rock mechanics and rock engineering. -- Wien : Springer, 1983-. -- ISSN 0723-2632 print. -- ISSN 1434-453X online |
| #410 | Rock products. -- Overland Park : Intertec Pub., 1964-. -- ISSN 0747-3605 |