She made him don the uniform she had brought with her.

He was to betake himself quietly to aunt Dide's, and afterwards, towards midnight, assemble all the Republicans he could in the neighbourhood of the town-hall, telling them that the municipal offices were unguarded, and that they had only to push open the door to take possession of them.
Antoine then asked for earnest money, and received two hundred francs.
Felicite undertook to pay the remaining eight hundred on the following day.

The Rougons were risking the last sum they had at their disposal.
When Felicite had gone downstairs, she remained on the square for a moment to watch Macquart go out.

He passed the guard-house, quietly blowing his nose.

He had previously broken the skylight in the dressing-room, to make it appear that he had escaped that way.
"It's all arranged," Felicite said to her husband, when she returned home.