The Technical World Magazine, Volume 23 |
From inside the book
Results 1-5 of 100
Page 14
This tube is only a foot long and a few inches in diameter , yet Mr. Hewitt promises a few wonders with it , such as wireless conversations at low cost between Europe and America , power to converse daily in your own home with a friend ...
This tube is only a foot long and a few inches in diameter , yet Mr. Hewitt promises a few wonders with it , such as wireless conversations at low cost between Europe and America , power to converse daily in your own home with a friend ...
Page 15
... and by alter- ing the shape of the tube until I had gotten the positive electrode a cer- tain distance from the negative electrode , just about a quarter of an inch , and by making the negative electrode of a fine platinum point ...
... and by alter- ing the shape of the tube until I had gotten the positive electrode a cer- tain distance from the negative electrode , just about a quarter of an inch , and by making the negative electrode of a fine platinum point ...
Page 53
... to the uninitiated , the whole forest seemed practically untouched . The lumbering contracts provide for the cutting of poplar to a stump diame- ter of sixteen inches , and of other woods to fourteen inches .
... to the uninitiated , the whole forest seemed practically untouched . The lumbering contracts provide for the cutting of poplar to a stump diame- ter of sixteen inches , and of other woods to fourteen inches .
Page 62
These transverse sections interlock on the tread , while added support is af- forded at the rim . This arrangement gives perfect flexibility and strength . S CARE heads of three - inch type in the. 62 TECHNICAL WORLD MAGAZINE.
These transverse sections interlock on the tread , while added support is af- forded at the rim . This arrangement gives perfect flexibility and strength . S CARE heads of three - inch type in the. 62 TECHNICAL WORLD MAGAZINE.
Page 65
... hundred forty- practically no time , the operation being merely to shove wooden sticks of the proper diameter into the ground to a depth of about eighteen or twenty inches , eighteen inches apart , along the route of the ditch .
... hundred forty- practically no time , the operation being merely to shove wooden sticks of the proper diameter into the ground to a depth of about eighteen or twenty inches , eighteen inches apart , along the route of the ditch .
What people are saying - Write a review
We haven't found any reviews in the usual places.
Contents
| 367 | |
| 368 | |
| 412 | |
| 442 | |
| 449 | |
| 450 | |
| 451 | |
| 469 | |
| 148 | |
| 149 | |
| 157 | |
| 161 | |
| 167 | |
| 174 | |
| 187 | |
| 197 | |
| 288 | |
| 295 | |
| 305 | |
| 345 | |
| 351 | |
| 354 | |
| 361 | |
| 479 | |
| 480 | |
| 483 | |
| 490 | |
| 510 | |
| 511 | |
| 582 | |
| 585 | |
| 596 | |
| 686 | |
| 712 | |
| 738 | |
| 749 | |
| 816 | |
Other editions - View all
Common terms and phrases
Acetylene Alaska auto automobile Belgium Bldg boat building built carry catalog cattalo cent Chicago coal COPYRIGHT INTERNAT COPYRIGHT-UNDERWOOD & UNDERWOOD cost coupon course David Starr Jordan Dept device direct current dollars electric engine equipment experience farm feet fire five gasoline German give guns horsepower hundred inches invention La Guayra land light loganberry LYON & HEALY machine manufacture mechanism ment method miles month motor Motorcycle operation Patent Pearl Harbor plant pounds practical Prize profit radium railroad railway river road saving sell ship speed station steam steel Street supply Technical World Magazine thousand tion tires train tube U. S. Patent Office UNDERWOOD & UNDERWOOD United vacuum tube Washington wheel wire wireless Write York