 Homes there were also often designed by San Diego's noted architects including William Hebbard, William Templeton Johnson, Emmor Brooke Weaver, Nathan Rigdon, Richard Requa, and Joel E. Brown.Master Builders such as the Pacific Building Company, Morris B. Irvin, and Martin V. Melhorn contributed by building in the vernacular architecture.From 1910 till 1939, Mission Hills was connected by the Class 1 streetcars to the city by the San Diego Electric Railway's line 3, the Fort Stockton line, and the neighborhood bears its influence with classic streetcar suburb development including small clusters of commercial buildings where the streetcar stops once were.