The Punjab as A Sovereign State (1928) by Chopra Gulshan Lall Publication date 1928 Dr. Chopra's thesis focuses on Maharaja Ranjit Singh and his reign, examining his court, army, and policies. One notable aspect of Ranjit Singh's reign is the employment of European adventurers, with Dr. Chopra listing around fifty-four individuals, though recent investigations suggest a total of nearly seventy. Dr. Chopra's work is based on original and unpublished documents from the India Office and British Museum libraries. The passage expresses a desire for Dr. Chopra to supplement his research with primary materials from the Record Office of the Punjab Government. Signed by H. L. O. Garrett, the Keeper of Records of the Government of Punjab in January 1928.