Aftab Ahmed, MSc. Chemistry , 2006, Supervised by Dr. Amina Asghar Estimation of lead in lead-ore / Aftab Ahmed - Lahore : Division of Science & Technology, University of Education, 2006 - 47 p. ISBN: (hbk) Subjects--Topical Terms: Chemistry--Estimation--Lead Dewey Class. No.: 542.2 / Es86