2026-07-01https://dans.nls.ac.in/handle/123456789/5594This is a collections of following photographs:- (i) Dattopant Thengadi founder of Bharatiya Mazdoor Sangh, Kisan Sangh, Swadeshi Jagarn Manch (ii) Logo of Bharatiya Mazdoor Sangh (iii) Cover Page of Magazine - "Shram hi Aradhana" dedicated to Dattopant Thengadi, on the ocassion of completion of 50 years of Bharatiya Mazdoor SanghHindiPhotographs of Dattopant ThengadiLogo of Bharatiya Mazdoor SanghPhotograph