"I'll just stay with that fellow to the finish." The result was that bidding began.
"I raise you ten." "Good." "Ten more." "Good." "Ten again." "Right you are." It got to where Hurstwood had seventy-five dollars up.

The other man really became serious.

Perhaps this individual (Hurstwood) really did have a stiff hand.
"I call," he said.
Hurstwood showed his hand.

He was done.

The bitter fact that he had lost seventy-five dollars made him desperate.
"Let's have another pot," he said, grimly.
"All right," said the man.
Some of the other players quit, but observant loungers took their places.