The Earthquake Engineering Online Archive  NISEE e-Library

Identifier: Text-S34006
Title: Report on a survey of analytical methods for determining transient stresses in elastic structures : for the Office of Naval Research
Creator(s): Isakson, Gabriel

Identifier: Text-S34007
Title: Report on approximate analytical methods for determining natural modes and frequencies of vibration : for the Office of Naval Research
Creator(s): Siddall, James N.; Isakson, Gabriel