The Making of America, Volume 7Robert Marion La Follette De Bower, Chapline & Company, 1907 - Inventors |
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Page 288
... mechanical stokers , give the best results . Cooling towers and cooling ponds for condensing water are much in vogue on the continent . In America cooling towers are also used as designed by Worthington - Wheeler Condenser company , and ...
... mechanical stokers , give the best results . Cooling towers and cooling ponds for condensing water are much in vogue on the continent . In America cooling towers are also used as designed by Worthington - Wheeler Condenser company , and ...
Page 339
... mechanical development of the sewing machine has been almost wholly confined to the United States and has been accomplished within the last half century . The census of 1860 for the first time shows the statistics of sewing machine ...
... mechanical development of the sewing machine has been almost wholly confined to the United States and has been accomplished within the last half century . The census of 1860 for the first time shows the statistics of sewing machine ...
Page 340
... mechanical stitching which embodied the features of the through - and - through stitch and short thread , was of no prac- tical use ; but it possessed some valuable points , and holds a creditable place in the history of the industry ...
... mechanical stitching which embodied the features of the through - and - through stitch and short thread , was of no prac- tical use ; but it possessed some valuable points , and holds a creditable place in the history of the industry ...
Contents
Fifty Years of American Science | 1 |
The Debt of the World to Pure Science | 24 |
Scientific Work of the Government | 40 |
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