Nandalal Bose had tried to show his deep respect for his guru Abanindranath Tagore in the later's portrait. Similar portraits have also been made by Ramkinkar Baij for his Guru Nandalal Bose.Self portraits of Rabindranath Tagore , we see only Paritosh Sen
"Yama and Nachiketa" by Nandalal Bose from "Myths of the Hindus & Buddhists" via Wikipedia. "Material things will last only till tomorrow. He who has encountered Death personally, how can he desire wealth?