How many movies have Alice Hegan Rice and Anne Crawford Flexner collaborated on?

They have worked on 4 movies together! Their first movie together was Mrs. Wiggs of the Cabbage Patch (1914) while their highest rated movie together was Mrs. Wiggs of the Cabbage Patch (1934). They have not worked together since Mrs. Wiggs of the Cabbage Patch (1942). They are most known for their comedy films together.