TY - JOUR AU - Evenson, K AU - Wells, J. AU - Petersen, F. AU - Danielson, B. AU - Day, Gordon C2 - Physical Review Letters DA - 1972-11-01 00:11:00 LA - en M1 - 29 PB - Physical Review Letters PY - 1972 TI - Speed of Light from Direct Frequency and Wavelength Measurements of the Methane-Stabilized Laser ER -