MS27033B (AMENDMENT 1), MILITARY STANDARD: LIGHT, MARKER, AIRPORT, SEMIFLUSH, BASE MOUNTED, OMNIDIRECTIONAL (05 SEP 2002) [NO SUPERSEDING DOCUMENT]
MS27033B (AMENDMENT 1), MILITARY STANDARD: LIGHT, MARKER, AIRPORT, SEMIFLUSH, BASE MOUNTED, OMNIDIRECTIONAL (05 SEP 2002) [NO SUPERSEDING DOCUMENT].