(The inscription reads 'To G.H. Grubb - in gratitude for his sympathy and encouragement at a time when encouragement... ) Ordeal on the Frontier Publisher: Putnam's, London Publication Date: 1928 The novel is set in the India of the Raj and the Punjab regiment and based on his experiences serving with the Punjab Regiment.The Punjab Regiment (the most senior regional infantry) is the oldest regiments still in active in the Indian Army.