 What was the main reason Moynihan asked Miss Webb to meet him at the grog shop?
Jaro Moynahan wiped the sweat from his forehead with a fine duraweb handkerchief. Jaro Moynahan refilled their empty glasses. Peet controlled the Latonka trade for which there was a tremendous demand throughout the Universe. If the girl had been abducted, only Mercurians could have engineered it in the dark; and the Mercurians were a clannish lot. Back on the narrow alley-like street Jaro Moynahan headed for his hostelry. Somewhere in those rat-runs was Karfial Hodes, the revolutionist, and the girl. Once back in his room, Jaro Moynahan stripped off his clothes, unbuckled a shoulder holster containing a compressed air slug gun, stepped under the shower. "Mr. Peet, you've gained control of the Latonka trade.
 He wanted to find out what she knew.
 He wanted her to call the police.  He was asking her out on a date.  She is a spy for the revolution.  He wanted to find out what she knew.