What party did robert p. letcher represent?
CREATE TABLE table_2668264_8 (party VARCHAR, incumbent VARCHAR)
SELECT party FROM table_2668264_8 WHERE incumbent = "Robert P. Letcher"
### Context: CREATE TABLE table_2668264_8 (party VARCHAR, incumbent VARCHAR) ### Question: What party did robert p. letcher represent? ### Answer: SELECT party FROM table_2668264_8 WHERE incumbent = "Robert P. Letcher"