The journals (diaries) that Agnes Mitilda Gilkerson Smith kept were last know to to be in the possession of her sister, Clara Gilkerson Field, wife of George Field.  Agnes died in 188l.  H.B. gave the last diary to Clara to make a final entry.  Clara, George and their two daughters left Smithville in 1891.  Agnes and Clara were originally from Vermont.   
Also, seeking H.B.' s journal.  It was last known to be in the possession of Burlington County but its whereabouts are currently unknown.