MSLMaximumSegmentLife(TCPnetworking) MSLmIRCScriptingLanguage MSLMultipleSecurityLevels MSLMasterofStudiesinLawDegree MSLModelSchemaLanguage MSLMicroSphericalLog(drilling) MSLModifySystemLogging MSLMidsternalLine MSLMuscleShoals/Florence/Sheffield,AL,USA-MuscleShoals(AirportCode) ...