Beschreibung:
Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. In reprinting it for the present volume, the contri butions have all been submitted to their authors for revision; and the work has been much enriched by additional contributions from Prof. A. Graham Bell, Gen. A. W. Greely, of the United States Signal Ser vice, Prof. Joseph Le Conte, of the University of California, Prof. Ira Remsen, of Johns Hopkins University, and Prof. Edward C. Pickering, of Har vard Observatory. These new contributions give a fresh interest to the book. In the Notes on the Testimony following the symposium, the converging and diverging lines of de bate are indicated.
Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. In reprinting it for the present volume, the contri butions have all been submitted to their authors for revision; and the work has been much enriched by additional contributions from Prof. A. Graham Bell, Gen. A. W. Greely, of the United States Signal Ser vice, Prof. Joseph Le Conte, of the University of California, Prof. Ira Remsen, of Johns Hopkins University, and Prof. Edward C. Pickering, of Har vard Observatory. These new contributions give a fresh interest to the book. In the Notes on the Testimony following the symposium, the converging and diverging lines of de bate are indicated.