11 Across: Work with steamer, say, as adventurous captain (4)?O?K Is this HOOK?
2 Down:Putting pound into deposit, the best kind of cheque?(5) B?A?K Is this BLANK?
19Down: Pigment that's not red or white for potter? (6) ?o?O?R
21 Down: Fast run, short time (5) F?E?T