"Of sketching the city of Arcos?"

"No."

"What then?"

"Any city," returned the fussy little alcalde.

"But this is not a fortified town."

"But it might be fortified."

"No doubt—but it is not fortified at the present moment."

"Tonto de mi! what does that matter?"

"Why you stupid old——" Jack Slingsby was beginning, but I placed a hand upon his mouth, and the irritable little alcalde continued.

"For what purpose was the sketch—this sketch made?—answer me that, señor."