No Inv.: 120334-120336/P/Perp/09/3c
The book describes from a historical point of view how cosmic rays were discovered. The book describes the research in cosmic rays. The main focus is on how the knowledge was gained, describing the main experiments and the conclusions drawn. Biographical sketches of main researchers are provided. Cosmic rays have an official date of discovery which is linked to the famous balloon flights of the…
No Inv.: 1434-1443/P/Perp/96/10c
This book examines the physical background of engineering acoustics, focusing on empirically obtained engineering experience as well as on measurement techniques and engineering methods for prognostics. Its goal is not only to describe the state of art of engineering acoustics but also to give practical help to engineers in order to solve acoustic problems. It deals with the origin, the transmi…
No Inv.: 497-506/P/Perp/98/10c
No Inv.: 123621-1223625/P/Perp/10/5c~134648/SM/Perp/13/1c
No Inv.: 4341-4345/P/99/5c
No Inv.: 82235-82236/S/02/2c
No Inv.: 341/P/Perp/92/1c
No Inv.: 133283/S/Perp/12/1c