There are 13 titles associated with this firm.

McMullan , M. (1816). The crescent, a national poem. to commemorate the glorious victory at algiers. by mrs. mcmullan, relict of w. mcmullan, esq., m.d., royal navy. London: Thomas Egerton [30 Charing Cross] Edmund Lloyd [23 Harley Street] Longman, Hurst, Rees, Orme, and Brown.
McMullan , M. (1816). The naiad's wreath. by mrs. mcmullan. London: Thomas Egerton [30 Charing Cross] Edmund Lloyd [23 Harley Street] Longman, Hurst, Rees, Orme, and Brown.
McMullan , M. (1818). Britain; or, fragments of poetical aberration. by mrs. m'mullan. London: John Hatchard [190 Piccadilly] Thomas Egerton [30 Charing Cross] Longman, Hurst, Rees, Orme, and Brown.
Hemans , F. (1820). Stanzas to the memory of the late king. by mrs. hemans. London: John Murray II [Albemarle]
Hemans , F. (1823). The vespers of palermo. a tragedy, in five acts. London: John Murray II [Albemarle]