She was not looking in his direction, but Vronsky felt that she had seen him already.

When Vronsky turned the opera glass again in that direction, he noticed that Princess Varvara was particularly red, and kept laughing unnaturally and looking round at the next box.

Anna, folding her fan and tapping it on the red velvet, was gazing away and did not see, and obviously did not wish to see, what was taking place in the next box.