Bulletin of the National Research Council - Report of the Committee on hydrodynamics by Hugh L. Dryden, Francis D. Murnaghan and H. Bateman.
A treatise on the differential geometry of curves and surfaces.
The mechanical properties of fluids - a collective work by C.V. Drysdale, Allan Ferguson, A.E.M. Geddes, A.H. Gibson, G. Goodwin, F.R.W. Hunt, H. Lamb, A.G.W. Michell and G.I. Taylor.
Einstein - his life and times by Philipp Frank.
Continuous groups of transformations.