PL-TR-96-2080 Special Reports, No. 278 PROCEEDINGS OF THE 18TH ANNUAL CONFERENCE ON ATMOSPHERIC TRANSMISSION MODELS, 6-8 JUNE 1995 Editors: Gail P. Anderson Richard H. Picard James H. Chetwynd 18 April 1996 APPROVED FOR PUBLIC RELEASE; DISTRIBUTION UNLIMITED ^ PHILLIPS LABORATORY Directorate of Geophysics AIR FORCE MATERIEL COMMAND HANSCOM AFB, MA 01731-3010 19960514 046 «r*-"" fV" f » T