He exchanged civilities with Arnold Jacks.
"I think some particular friends of yours are here," said Arnold.

"The Derwents----" "Indeed! Are they?
Miss Derwent ?" Piers' vivacity caused the other to examine him curiously.
"I only learned a day or two ago," Arnold pursued, "that you knew each other." "I knew Miss Derwent.

I haven't met Dr.Derwent or her brother.

Are they here yet?
I wish you would introduce me." Again Arnold, smiling discreetly, scrutinised the young man's countenance, and for an instant seemed to reflect as he glanced around.
"The Doctor perhaps hasn't come.

But I see Eustace Derwent.