Today for your reading pleasure I bring you an 82-page document titled “The Highland Park and Mount Washington Historic Resources Survey” (
http://dbase1.lapl.org/webpics/calindex/documents/11/520687.pdf).
Published in 1981, the document includes a cultural and architectural composition of community, the methodology of the survey, the historic resources survey master list, recommendations & conclusions of the survey, and a research guide. Take a look.