Fiftieth anniversary number

Engineering Index Backfile | 1956

Fiftieth anniversary of the great start

Online Contents | 1979

Celebrating the Interstate's Anniversary

Pisarski, A. E. | British Library Online Contents | 2006

USITT FELLOWS ADDRESS AT THE FIFTIETH ANNIVERSARY CONFERENCE

Rubin, J.E. | British Library Online Contents | 2010

Chandigarh's Le Corbusier : the struggle for modernity in postcolonial India

Prakash, Vikramaditya | TIBKAT | 2002