TY - CONF AU - A. Engelsrath AU - Donald Larson AU - Robert Phelan AU - Douglas Franzen C2 - Proc. Intl. Soc. for Optical Engineering (SPIE), Undefined DA - 1984-08-01 00:08:00 LA - en M1 - 499 PB - Proc. Intl. Soc. for Optical Engineering (SPIE), Undefined PY - 1984 TI - Attenuation of Multimode Fused Silica Optical Fibers Cooled to Liquid Helium Temperatures ER -