Newkirk, H.S., Laser , 1968, 1970

This reel-to-reel tape contains two audio recordings: 1) Conference on Laser Probing of the Atmosphere, Day 1, April 16, 1968; 2) Hollow Square talk: HAO's 1970 Eclipse Expedition -- or, Six Weeks on the Mountain of Eternal Clouds, D. Keith Watson and Gordon A. Newkirk, April 17, 1970. Note: The audio recording of Day 2 of the Conference on Laser Probing of the Atmosphere is located in Box 32, on the recording labeled "Laser Conference, C. Knight Prize Lecture."