helps the brain (7 letters ) tree fruit 9 burn's vegetable 6 a third person 10 a burst 4 mother in horn blast 6 royal choice 8, 4 citrus pasture 5, 5 a bird 6 sunburnt 7
18a press for one opening in most distant piece of water -
_o_r_h/_s_A_e. Looks like fourth estate? Also 25a Travel agent, knave or slave - _a_l_t. Last two! NW3
28. Backroom for journalists,. 9 21. Note workers burn 5 4 answers are on london transport tube map. limehouse & gants hill have been suggested. Any more ideas please. Thanks.