Wyszukiwarka Grafika Mapy Play YouTube Wiadomości Gmail Dysk Więcej »
Zaloguj się
Książki Książki 110 z 15 na temat When it is considered that stone bridges do not exceed 200 feet in span, nor cast-iron....
" When it is considered that stone bridges do not exceed 200 feet in span, nor cast-iron bridges 250 feet, we can estimate the progress which has been made in crossing rivers 400 or 500 feet in width, without any support at the middle of the stream. Even... "
Report of the Annual Meeting - Strona lxiii
autor: British Association for the Advancement of Science. Meeting - 1862
Pełny widok - Informacje o książce

The Nautical Magazine: A Journal of Papers on Subjects Connected ..., Tom 30

1861
...considered beyond the reach of human skill. When it is considered that stone bridges do not exceed 1 50 feet in span, nor cast-iron bridges 250 feet, we can...bridged over with safety, provided we do not exceed 1,800 to 2,000 feet, when the structure would be destroyed by its own weight. It is to the exactitude...
Pełny widok - Informacje o książce

The Mechanics' Magazine and Journal of Engineering, Agricultural ..., Tom 75

1861
...bridges do not exceed one hundred and fifty feet in span, nor cast-iron bridges two hundred and fifty feet, we can estimate the progress which has been made in crossing rivers four hundred or five hundred feet in width, without any support at the middle of the stream. Even spans,...
Pełny widok - Informacje o książce

The Chemical News and Journal of Industrial Science; with which is ..., Tom 4

Sir William Crookes - 1861
...is considered that stone bridges do not exceed 160 feet in span, nor cast-iron bridges 2.50 fe«t, we can estimate the progress which has been made in...exceed 1800 to 2000 feet, when the structure would be aesttoyed by its own weight. It is to the exactitude and accuracy of our machine tool* that our machinery...
Pełny widok - Informacje o książce

The London journal of arts and sciences (and repertory of patent inventions ...

William Newton - 1861
...human skill. AVheu it is considered that stone bridges do not exceed 150 feet in span, nor cast iron bridges 250 feet, we can estimate the progress which...structure would be destroyed by its own weight. : It is to the exactitude and accuracy of our machine tools1, that our machinery of the present time owes...
Pełny widok - Informacje o książce

Annual Meetings: Proceedings Etc.]

British Association for the Advancement of Science - 1861
...considered beyond the reach of human skill. When it is considered that stone bridges do not exceed 1":0 feet in span, nor cast-iron bridges 250 feet, we can...the progress which has been made in crossing rivers 4oO or 500 feet in width, without any support at the middle of the stream. Even spans, greatly in excess...
Pełny widok - Informacje o książce

Year Book of Facts in Science and Art

John Timbs - 1862
...considered beyond the reach, of human skill. When it is considered that stone bridges do not exceed 150 feet in span, nor cast-iron bridges 250 feet, we can...the structure would be destroyed by its own weight. To his collaborateur in these experiments, who has passed from us within the past year, Mr. Fairbairn...
Pełny widok - Informacje o książce

Report of the Annual Meeting, Tom 31

British Association for the Advancement of Science - 1862
...cast-iron bridges 250 feet, we can estimate the progress which has been made in crossing rivers 4OO or 5OO feet in width, without any support at the middle of...structure would be destroyed by its own weight. It is to the exactitude and accuracy of our machine tools that oar machinery of the present time owes...
Pełny widok - Informacje o książce

The Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art

1862
...bridges do not exceed one hundred and fifty feet in span, nor cast-iron bridges two hundred and fifty feet, we can estimate the progress which has been made in crossing rivers four or five hundred feet in width, without any support at the middle of the stream. Even spans greatly...
Pełny widok - Informacje o książce

Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art

David Ames Wells, William Ripley Nichols, Charles Robert Cross, John Trowbridge, Samuel Kneeland, George Bliss - 1862
...bridges do not exceed one hundred and fifty feet in span, nor cast-iron bridges two hundred and fifty feet, we can estimate the progress which has been made in crossing rivers four or five hundred feet in width, without any support at the middle of the stream. Even spans greatly...
Pełny widok - Informacje o książce

annual of scientific discovery

david a. wells - 1862
...bridges do not exceed one hundred and fifty feet in span, nor cast-iron bridges two hundred and fifty feet, we can estimate the progress which has been made in crossing rivers four or five hundred feet in width, without any support at the middle of the stream. Even spans greatly...
Pełny widok - Informacje o książce




  1. Moja biblioteka
  2. Pomoc
  3. Zaawansowane wyszukiwanie książek
  4. Pobierz plik PDF