| #641 | Railway engineer. -- Velká Británie : London : Institute of Mechanical Engineering, 1976 London : Mechanical Engineering Publ., 1976-1978. -- ISSN 0308-3209 |
| #642 | Railway track and structures. -- New York : Simmons-Boardman, 1953-. -- ISSN 0033-9016 |
| #643 | Real estate New York. -- New York : Real Estate New York, 1994-. -- ISSN 1079-1272 |
| #644 | Realit. -- Praha : Mladá fronta, 1994-. -- ISSN 1210-8308 |
| #645 | Realizace staveb : stavební materály - výrobky - technologie - konstrukce. -- Praha : Jaga Media, 2006-. -- ISSN 1802-0631 |
| #646 | Reeves journal. -- Laguna Hills : James E. Henderson. -- ISSN 0048-7066 |
| #647 | Refrigeration and air conditioning. -- Croydon : Emap Maclaren, 1988-1990. -- ISSN 0958-3998 |
| #648 | Refrigeration and air conditioning. -- Croydon : Emap Maclaren, 1970-1981. -- ISSN 0026-8364 |
| #649 | Refrigeration service engineer. -- Spojené státy americké - United States : Chicago : Nickerson & Collins, 1933-1951 |
| #650 | Refrigeration World and Air-Conditioning. -- United Kingdom -Spojené království Velké Británie : Naklad.údaje Beaconsfield : Scientific Press, 1971-1972 |