Ralph Winter with his collaborator friends who invited him to join an Asian mission conference in South Korea.

Ralph Winter at the desk of his home office after about one year on the mission field.

Dr. Ralph Winter was a public speaker whom many invited to speak at mission conferences at various institutions in many locations.

A portrait of Ralph Winter, beginning to serve on the mission field at the time, at 33 years of age.

A portrait of Roberta Anne Helm, before she married, as a nursing student at 21 years of age.

Ralph Winter with a group of men from the Mam indigenous tribe he served among on the mission field.

A portrait of Ralph Winter when he was 33 years of age.

Hugo Winter and Ralph & Roberta Winter as pictured in the Church Directory at Lake Avenue Congregational Church.

A portrait of young Mrs. Roberta Winter when she was 26 years of age.

A portrait of Mrs. Roberta Winter when she was 43 years of age.