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The Pneumatic Despatch Tube System of the Batcheller Pneumatic Tube Co. / Also, Facts and General Information Relating to Pneumatic Despatch Tubes

Capítulos (8)

The Pneumatic Despatch Tube System of the Batcheller Pneumatic Tube Co. 0:00
The Pneumatic Despatch Tube System of the Batcheller Pneumatic Tube Co. B. C. BATCHELLER, B.Sc. 0:10
PREFACE. 0:36
THE Batcheller Pneumatic Tube System. ———————— CHAPTER I. A BRIEF HISTORICAL SKETCH. 2:02
CHAPTER II. THE PNEUMATIC TRANSIT COMPANY AND THE FIRST PNEUMATIC TUBES FOR THE TRANSPORTATION OF UNITED STATES MAIL. 28:04
CHAPTER III. THE SYSTEM AND APPARATUS OF THE BATCHELLER PNEUMATIC TUBE COMPANY. 1:05:32
CHAPTER IV. FACTS AND GENERAL INFORMATION RELATING TO PNEUMATIC TUBES. 2:14:27
Transcriber’s Notes: 2:46:24