How many movies have M. M. A. Chinnappa Devar and Major Sundarrajan collaborated on?

They have worked on 13 movies together! Their first movie together was Deiva Cheyal (1967) while their highest rated movie together was Thunaivan (1969). They have not worked together since Thaayillamal Naanillai (1979). They are most known for their drama films together.