& useStevensNorth,useStevensSouth,
LOGICAL useStevensSouth
IF ( useStevensSouth ) THEN
IF (useStevensNorth.OR.useStevensSouth.OR.
IF ( tileHasOBS(bi,bj) .AND. useStevensSouth ) THEN
& .OR. ( useStevensSouth.AND.useOrlanskiSouth )
useStevensSouth =.FALSE.
IF ( useStevensNorth .OR. useStevensSouth