Post Master General's Office Extension Prof. Oommen Thomas. Post Master General's Office Extension. Prof. Oommen Thomas Archive, 1989.
The City of the Pedestrian Prof. Oommen Thomas. "The City of the Pedestrian." Malayala Manorama (1980).
St. Thomas Marthoma church at Karukachal Prof. Oommen Thomas. St. Thomas Marthoma church at Karukachal. Prof. Oommen Thomas Archive, 1985.
Conceptual pitch for a Teak Museum for Kerala State Forest Research Institute Prof. Oommen Thomas. Conceptual pitch for a Teak Museum for Kerala State Forest Research Institute. Kerala: Prof. Oommen Thomas Archive, 1982.