Times Cryptic Jumbo 747

[Penylan]

4 across. Persian ruler in the morning keepina a glass of beer back for princes (10) M-h???????
29 down. A chimney in..er..metal from overseas (8) ???m?n??
45 across. two letters were mixed up in quarrel over houses (5,3,6) r??????n?????e?

[baitress]

Hi Penlyan
4across - maharajahs. shah am with a jar inside turned round.
29down - aluminum. a lum (scottish chimney) in um (er)
45across - romeo and juliet. R & J in the phonetic alphabet

[Penylan]

Thanks very much.
How about 56 across? ?s?????t?y
and 25 across? a?r?n?a?e?
and 31 across? L?c?l?t?
and finally 49 across? W?e?????n

[MCC]

56 ac - astrometry (anagram of 'star to me' plus 'ry' = lines)
25 ac - air intakes ('in' = fashionable in ' air takes')
31 ac - locality ('lo' = see; 'city' = Canberra; 'al' = a lake)
49 ac - Wiesbaden ('ie' = that is; 's' = sulphur; 'bad' = not good; all in 'wen' = swelling)