History of the Malankara Brethren Churches (Malankarayilae Verpadu Sabhakalude Charithram) by Mahakavi
K.V. Simon, Chapter 16 Workers. Page 357–362 in the 1999 edition. This book was first published in November 1938 (Malayalam year 1114, Thulam), and republished by
Sathyam Publications in
Tiruvalla, Kerala, in February 1999.