Daugh­ter of Hen­ry Cam­bridge, Ada mar­ried George Fred­er­ick Cross in 1869 (he took Ho­ly Or­ders in 1870 as a cur­ate in Eng­land; af­ter var­i­ous cur­a­cies in Aus­tral­ia, he be­came In­cum­bent of Col­er­aine, di­o­cese of Ball­a­rat, in 1877). Ada’s works in­clude:

• Hymns on the Li­ta­ny, 1865
• Hymns on the Ho­ly Com­mun­ion, 1866
• The Man­or House and Other Po­ems (Lon­don: Dal­dy, Is­bis­ter & Co., 1875)
• Unspoken Thoughts (Lon­don: Ke­gan Paul, Trench, 1887)
• At Mid­night and Other Stor­ies (Lon­don: Ward, Lock & Co. Lim­it­ed, 1897)
• Thirty Years in Aus­tral­ia, 1903
• Sisters (Lon­don: Hutch­in­son and Co., 1904)
• The Eter­nal Fem­i­nine, 1907
• The Hand in the Dark and Other Po­ems (Lon­don: Will­iam Hein­e­mann, 1913)
• The Mak­ing of Ra­chel Rowe, 1914

She al­so con­trib­uted to Lays of the Pi­ous Min­strels, 1862; Eng­lish Lyr­ics; and pub­lished a prose sto­ry, The Two Sur­plic­es, 1865, and tales in var­i­ous mag­a­zines.