Other Positions Held and details:

Minister for Agriculture and Electricity from 06-03-1967 to 21-10-1969, 
Minister for  Transport & Electricity from 25-09-1971 to 25-03-1977. 

Member, Lok Sabha  (1977-79), Rajya Sabha  (1962-67). 

Leader CPI Legislature Party; Secretary, CPI Kerala Unit,  Travancore Unit of CPI, CPI Central Secretariat, National Executive, CPI; Was imprisoned several times during pre-independence period and had to go underground likewise; Organised Anti-Jap activities in Travancore in 1940. Spent A Year in Gandhiji's Ashram At Wardha and was active in Harijan uplift work.