The investigation soon drew the attention of the Navy 's Bureau of Steam Engineering , Benjamin Isherwood , who appointed a board which took evidence from 25 independent experts on the quality of Roach 's machine tools .
Which unanimously repudiated the findings of the Kelley report .
The investigation soon drew the attention of the Navy 's Bureau of Steam Engineering , Benjamin Isherwood , who appointed a board which took evidence from 25 independent experts on the quality of Roach 's machine tools , and which unanimously repudiated the findings of the Kelley report .