TY - RPRT TI - Natural Frequency Testing and Model Correlation of Rocket Engine Structures in Liquid Hydrogen - Phase I, Cantilever Beam AU - Brown, Andrew M. AU - DeLessio, Jennifer L. AU - Jacobs, Preston W. PY - 2018 UR - https://ntrs.nasa.gov/citations/20180002030 ID - 20180002030 ER -