Both Uses of

manifest
in
Tess of the d'Urbervilles

At breakfast, and while they were packing the few remaining articles, he showed his weariness from the night's effort so unmistakeably that Tess was on the point of revealing all that had happened; but the reflection that it would anger him, grieve him, stultify him, to know that he had instinctively manifested a fondness for her of which his common-sense did not approve, that his inclination had compromised his dignity when reason slept, again deterred her.†
Chpt 5 *

manifested = made obvious (or shown)

Yes—it is surprising how many of the present tillers of the soil were once owners of it, and I sometimes wonder that a certain school of politicians don't make capital of the circumstance; but they don't seem to know it...I wonder that I did not see the resemblance of your name to d'Urberville, and trace the manifest corruption.†
Chpt 4

Definitions:

(1) (manifest as in: manifest destiny)
obvious; or to make obvious; or to show or demonstrate
(2) (manifest as in: ship's manifest)
an official document listing contents being transported