Best of Walter Lewin

Currently Playing: 8.01x - Lect 35 - Farewell Special, My Early Days in Astrophysics, Huge Balloons

My Research during my Early Years at MIT - Balloon Astronomy in Australia - Great Photos - Great Story. Exam (final): http://freepdfhosting.com/739ff9822b.pdf Solutions (final): http://freepdfhosting.com/c5d81e6fb2.pdf