1950s

Only Yesterday, 1948-52: Collegiate Chapters

Collection: Tri Delta Publications

Only Yesterday, 1948-52: Emphasis on Rituals

Collection: Tri Delta Publications

Only Yesterday, 1948-52: Expansion Flurry Wanes

Collection: Tri Delta Publications

Only Yesterday, 1948-52: Other Developments

Collection: Tri Delta Publications

Opportunity Ticket Sales Comparison Report, 1955-1956

This report compares the tickets sold and revenue for the 1955 and 1956 Sleighbell Luncheon raffles.

Collection: Tri Delta Archive Collection

Opportunity Ticket Sales Report, 1956

This financial report features the total number of raffle tickets sold by alumnae, collegiate, and Tri Psi chapters for the 1956 Sleighbell Luncheon.

Collection: Tri Delta Archive Collection

Opportunity Ticket Sales Report, 1957

This financial report features the total number of raffle tickets sold by alumnae, collegiate, and Tri Psi chapters for the 1957 Sleighbell Luncheon.

Collection: Tri Delta Archive Collection

Orange Bowl Queen

Collection: Tri Delta Publications

Orange Gives That Modern Look To Colorado's House

Collection: Tri Delta Publications

Order All Your Magazines Through Delta Delta Delta

Collection: Tri Delta Publications

Order Magazines for Christmas Gifts Today, Fall 1951

Collection: Tri Delta Publications

Order Magazines for Your Christmas Gifts and Help the General Scholarship Fund, January 1951

Collection: Tri Delta Publications

Order Magazines for Your Christmas Gifts and Help the General Scholarship Fund, October 1950

Collection: Tri Delta Publications

Order Magazines Through Delta Delta Delta and Help the General Scholarship Fund

Collection: Tri Delta Publications

Order Magazines Through Delta Delta Delta and Help the General Scholarship Fund, March 1950

Collection: Tri Delta Publications

Order Magazines Through Delta Delta Delta and Help the General Scholarship Fund, May 1950

Collection: Tri Delta Publications

Oregon State's Annual Pancake Breakfast Photograph, Fall 1953

Collection: Tri Delta Publications

Orpha Han to Tri Deltas Letter, June 25, 1950

Orpha Han, Passenger Representative of the Passenger Traffic Department for the New York Central System, provides information to those traveling from Chicago to Mackinac Island for the 1950 Convention.

Collection: Tri Delta Archive Collection

Other Administration Appointments

Collection: Tri Delta Publications

Other Chapter and Campus Traditions: Adelphi, Summer 1955

Collection: Tri Delta Publications