During this period, researchers established a cohesive framework that ties surface wave behavior to the design of coastal and offshore structures, bridging theory and practical performance. Wave generation, propagation, and dissipation were studied in conjunction with shoreline and platform response, informing design criteria from shore protection to offshore loads. Observational methods and instrumentation, including ship surveys and wave-recording techniques, became central to validating theories and guiding engineering decisions amid wind-forcing and coastal circulation dynamics. Historical Significance: The period yielded foundational theoretical and experimental advances that underlie modern marine hydrodynamics and offshore engineering, shaping subsequent research directions. Seminal analyses of underwater explosions provided scalable models for blast loading, bubble dynamics, and shock propagation, informing hull design and naval safety. The synthesis of molecular transport with macroscopic fluid motion, together with practical methods to estimate turbulent skin friction, offered enduring tools for drag prediction and offshore flow analyses.