The 1896 Polk City Directory listed Herbert Richards, a bookkeeper, as the resident at 2333 Robinwood.  In the 1900 city directory, his occupation was listed as the secretary and treasurer of the Richards Music Comapny.  Robert Richards was listed as a boarder.  Both the 1910 and 1918 Polk city directories listed Dr. Charles Strong.  Dr. Strong specialized in the area of eye, ear, nose and throat.  David Adams was listed as the occupant in 1921.  Mr. Adams was in real estate.