Technical World Magazine, Volume 12Technical World Company, 1909 |
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Page
... record of progress in science . invention and industry . TERMS : $ 1.50 per year ; six months . 75 cents ; single copies , 15 cents . For foreign postage . add $ 1.00 : Canada , 50 cents . In order to avoid possibility of missing any ...
... record of progress in science . invention and industry . TERMS : $ 1.50 per year ; six months . 75 cents ; single copies , 15 cents . For foreign postage . add $ 1.00 : Canada , 50 cents . In order to avoid possibility of missing any ...
Page 5
... means of which instruments have been taken into the air to various heights and the velocity of the wind there recorded ; by sounding balloons which are sent aloft with in- struments which record height , temper- ature , etc. ,. 5.
... means of which instruments have been taken into the air to various heights and the velocity of the wind there recorded ; by sounding balloons which are sent aloft with in- struments which record height , temper- ature , etc. ,. 5.
Page 6
... record height , temper- ature , etc. , and which burst at a certain height , form parachutes and bring the instruments safely to earth again ; and by observations of clouds which Profes- sor Clayton has reduced to a fine sci- ence . The ...
... record height , temper- ature , etc. , and which burst at a certain height , form parachutes and bring the instruments safely to earth again ; and by observations of clouds which Profes- sor Clayton has reduced to a fine sci- ence . The ...
Page 10
... recording barometer , a record- ing thermometer , a manometer and a sex- tant . The first two are for records of scien- tific value , the mano- ' meter and sextant will be in constant use in the navigation of the balloon . A ...
... recording barometer , a record- ing thermometer , a manometer and a sex- tant . The first two are for records of scien- tific value , the mano- ' meter and sextant will be in constant use in the navigation of the balloon . A ...
Page 12
... record of forty - seven quarts of milk in a day , and 7.710 quarts in a year . On this number of quarts twenty - one babies could thrive for a year . Made into butter , it would supply five average families for a year . Turned into cash ...
... record of forty - seven quarts of milk in a day , and 7.710 quarts in a year . On this number of quarts twenty - one babies could thrive for a year . Made into butter , it would supply five average families for a year . Turned into cash ...
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acres Alaska apparatus average balloon Blau gas boat bridge built bushels butterfat butterfly cab signal Cap'n Bill casualty company cattle cent Chicago City Fuel coal concrete copper cost crop disease dollars earth electric engine experiments fact farm farmer feet fire five four freight guncotton hand hill hogs hour Hudson Bay Company hundred inches lake land light machine maguey ment method miles motor mountain Ole Miss operation Orville Wright pass pellagra photograph plant pole pounds produced rail railroad railway record river road rock rousters shows side signal snag sodium peroxide soil speed square miles station steam steel surface TECHNICAL WORLD MAGAZINE thing thousand ticks tion track trackless trolley train trees tunnel turn wheel Wimshurst machine wire WORLD MAGAZINE yards