Bram Stoker

“ He waited, perfectly still, and at last saw a gleam of white passing soundlessly through the undergrowth. He was not surprised when he recognised the colour of Lady Arabella's dress. She came close and waited, with her face to the iron door. From some place of concealment near at hand Oolanga appeared, and came close to her. Adam noticed, with surprised amusement, that over his shoulder was the box with the mongoose. Of course the African did not know that he was seen by anyone, least of all by the man whose property he had with him. ”

“ He was repaid for his trouble, for on the far side of the house, close to where the rocky frontage of the cliff fell away, he saw Oolanga crouched behind the irregular trunk of a great oak. The man was so intent on watching someone, or something, that he did not guard against being himself watched. This suited Adam, for he could thus make scrutiny at will.
The thick wood, though the trees were mostly of small girth, threw a heavy shadow, so that the steep declension, in front of which grew the tree behind which the African lurked, was almost in darkness. ”

“ She wished to meet his passion with another kind. Such would, at all events, help to keep him quiet. In the deep gloom she could not see the anger which suffused his face. Rolling eyeballs and grinding teeth are, however, sufficient signs of anger to be decipherable in the dark. She moved round the corner of the house to her right. Oolanga was following her, when she stopped him by raising her hand.
"No, not that door," she said; "that is not for niggers. ”