Lines 159-168: What words signify the tone as calm/factual/unsympathetic? Explain.

"The people had done it so many times that they only half
listened to the directions; most of them were quiet, wetting their
lips, not looking around. Then Mr. Summers raised one hand high
and said, "Adams." A man disengaged himself from the crowd and
came forward. "Hi, Steve," Mr. Summers said, and Mr. Adams said,
"Hi, Joe." They grinned at one another humorlessly and nervously.
Then Mr. Adams reached into the black box and took out a folded
paper. He held it firmly by one corner as he turned and went hastily
back to his place in the crowd, where he stood a little apart from his
family, not looking down at his hand. "