He had had so much to do with the volunteers that the type was familiar to him and did not interest him.

Katavasov, whose scientific work had prevented his having a chance of observing them hitherto, was very much interested in them and questioned Sergey Ivanovitch.

Sergey Ivanovitch advised him to go into the second-class and talk to them himself.

At the next station Katavasov acted on this suggestion.

At the first stop he moved into the second-class and made the acquaintance of the volunteers.