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!         NASA/GSFC, Data Assimilation Office, Code 910.3, GEOS/DAS      !
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!BOI
!
! !TITLE: GEOS-4 GCM Tangent Linear Model
!
! !AUTHORS: R. Giering and T. Kaminski
!
! !AFFILIATION: Data Assimilation Office, NASA/GSFC, Greenbelt, MD 20771
!
! !DATE: 13 November 2002
!
! !INTRODUCTION: Tangent Linear Model Library of Finite-Volume GCM
!
!  This is the description of the routines in the library of the tangent
!  linear model of the GEOS-4 finite-volume general circulation model. 
!
!EOI
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