Filters
Frederick C. Carder
1929–about 1935
Frederick C. Carder
late 1920s
Frederick C. Carder
about 1927
Frederick C. Carder
about 1930
Frederick C. Carder
about late 1927–31
Walter Dorwin Teague
designed 1932
Frederick C. Carder
about 1920–33
Frederick C. Carder
about 1933
Frederick C. Carder
about 1920–29
Frederick C. Carder
about 1933
Frederick C. Carder
1925–30
Frederick C. Carder
1925–30