- Southern California Women for Understanding8
- Historic Urban Plans (Firm).6
- A.L. Bancroft & Company.2
- Adkinson, A. W. (Alvah Wilson), 1851-19261
- Arnoldy, Bessie, b. 1886 or 871
- Bancroft & Thayer.1
- Bashaw, E. H., Mrs.1
- Britton, Rey & Co.1
- Brooklyn Land and Building Co.1
- Eggner, Gladys, 1897-19811
- Euterpe Opera Reading Club (Los Angeles, Calif.)1
- Halff, Alma, 1888-19781
- Hamilton, Jenny, 1875-19441
- Hutton, Wm. R. (William Rich). 1826-1901.1
- Jones, Howard H., 1885-19411
- Keenan, Maude M., 1880-19701
- Kinney, Catalina Mason, 1875-19531
- Kleinsmid, Rufus Bernhard von, 1875-19641
- Metropolitan Surveys (Firm).1
- Moore, Ernest Carroll, 1871-1