SERIES I.A. ERNEST OTTO COLUMN CLIPPINGS AND SANTA CRUZ MEMORABILIA (1900s – 1960s)
SUBSERIES I.A. WINTER SCENE SCRAPBOOK (1900s – 1940s)
SUBSERIES I.B. RED AND GREEN SCRAPBOOK (1917 – 1964)
SUBSERIES I.C. OLD MILL STREAM SCRAPBOOK (1940s – 1960s)
SUBSERIES I.D. RIVERBOAT SCRAPBOOK (1945 – 1968)
SUBSERIES I.E. CITY SCENE SCRAPBOOK (1939 – 1950)
SUBSERIES I.F. TRAIN AND PLANE SCRAPBOOK (1938 – 1950)
SERIES II. WAR MEMORABILIA (1942 – 1968)
SUBSERIES II.A. SAILBOAT SCRAPBOOK (1942 – 1968)
SUBSERIES II.B. TOWN AND CARRIAGE SCRAPBOOK (1944 – 1968)
SERIES III. ARCHAEOLOGY (1940s – 1950s)
SUBSERIES III.A. COWBOY SCRAPBOOK (1940s – 1950s)
SUBSERIES III.B. NATIVE AMERICAN SCRAPBOOK (1940s – 1950s)
SERIES IV. ENTERTAINMENT (1920s – 1960s)
