Contents: Introduction: 50 years of the journal: some significant landmarks/B.P. Radhakrishna and S. Viswanathan. List of selected papers: 1. Geological Society of India/L. Rama Rao. 2. Importance of Geological studies in the future development of India/K.D. Malaviya. Precambrian geology: 3. Reconsideration of some problems in the Archaean Complex of Mysore/B.P. Radhakrishna. 4. Peninsular Gneissic Complex of the Dharwar Craton - a suggested model for its ...