Free and Captive Balloons by Upson. Ralph, and Chandler. Charles de Forest,

Hardback book with 331 pages, illustrated with B/W plates and line drawings,18 chapters, 4 appendices, index.

Upson and Chandler were both authorities in their field and wrote this book as a handbook for training pilots to operate free balloons and military captive balloons.

Their original thinking won them victory in long distance balloon races and all their experience is written within these pages.  They share information about design, construction and operation of a variety of balloons.