16a. Male principle of american replacing thousand by grand?
4 letters: YA- G all I can think of is YANG but have no idea why. Can anyone enlighten me please. Thanks....
last 2 thanks. 9d. notable period when one gets grey hair perhaps? _ _ E _ _ _ A _ E. ends in age ?
15a. Copy cassette running out of time? Thanks again guys....
5d. Henry aboard ship initally snagged £25 for humbler transport ? (two words) 11 letters. S-A-K-S-O-- ? I cant get "shark" out of my head but do not know why. 21a. Sounds like exalted...