Harry wasn't sure what 'nautical' meant, but he could smell money when it was before him. "That should be no problem, ser." And he would keep his silence too. Most people avoided talking to him.

'Not Kitty' came back out. "There ain't no tea left."
"Then make yerself useful an' buy some!" Harry snapped. The child ran back inside.

Harry turned back to the man. "Ye can bring 'em instruments in any time ye like ser. For a small additional fee" - double the price - "we offer extra fast service." - and extra sloppy work.