| #4891 | Light Metal Age. -- San Francisco : Fellom Publishing, 1943-. -- ISSN 0024-3345 |
| #4892 | Light Metals. -- London : Temple, 1938-1964. -- ISSN 0368-7759 |
| #4893 | Lighting design & application. -- Baltimore : Illuminating Engineering Society of North America, 1971-. -- ISSN 0360-6325 |
| #4894 | Lighting research and technology. -- London : Chartered Institution of Building Services Engineers, 2001-. -- ISSN 1477-1535 |
| #4895 | Lighting research & technology. -- London : Chartered Institution of Building Services Engineers, 1969-. -- ISSN 0024-3426 |
| #4896 | Lignum : odborný magazín pro dřevozpracující průmysl. -- : Nakladatelství LIGNUM, 1996-2000. -- ISSN 1211-717X |
| #4897 | Licht : Technik. Handel. Planung. Design. -- München : Pflaum Verlag, 1979-. -- ISSN 0171-5496 |
| #4898 | Linde Gas knowhow : magazine for costumers and business associates. -- Höllriegelskreuth : Linde AG |
| #4899 | L'Industrie chimique : revue mensuelle des produits chimiques et des industries annexes. -- Paris, 1952-1970. -- ISSN 0997-4377 |
| #4900 | Linux +. -- Praha : Software media, 2003-2004. -- ISSN 1214-4126 |