| #731 | Mining technology : journal of the Institution of Mining Electrical and Mining Mechanical. -- Manchester : Marylebone Press, 1969-1997. -- ISSN 0026-5276 |
| #732 | MM. Maschinenmarkt. -- Würzburg : Vogel Industrie Medien, 1971-. -- ISSN 0341-5775 |
| #733 | Modelář a modely. -- Praha : Aeromedia, 1997-2002. -- ISSN 1212-2866 |
| #734 | Modern metals. -- Chicago : Modern Metals Publishing, 1945-. -- ISSN 0026-8127 |
| #735 | Modern plastics international. -- New York : McGraw-Hill. -- ISSN 0026-8283 |
| #736 | Modern plastics worldwide. -- Los Angeles : Canon Communications, 2005-2011. -- ISSN 1554-8589 |
| #737 | Modern railways. -- Shepperton : Ian Allan, 1962-. -- ISSN 0026-8356 |
| #738 | Modern Refrigeration. -- London : Modern Refrigeration, 1939-1957. -- ISSN 0369-1705 |
| #739 | Modern refrigeration and air conditioning. -- Croydon : Refrigeration Press, 1964-1970 |
| #740 | Modern refrigeration and air control. -- Croydon : Refrigeration Press, 1960-1964. -- ISSN 0140-1955 |