What is "unrestingly"

Usage examples of "unrestingly".

Hartz forests, whose changeless pallor unrestingly glides through the green of the groves-- why is this phantom more terrible than all the whooping imps of the Blocksburg?

I looked with sympathetic awe and fearfulness upon the man, who in mid-winter just landed from a four years' dangerous voyage, could so unrestingly push off again for still another tempestuous term.

I looked with sympathetic awe and fearfulness upon the man, who in midwinter just landed from a four years' dangerous voyage, could so unrestingly push off again for still another tempestuous term.