Volume 6; Issue 20

1

Researches in electric telephony

Year:
1877
Language:
english
File:
PDF, 1.94 MB
english, 1877
2

¿Selenium¿, its electrical qualities and the effect of light thereon

Year:
1877
Language:
english
File:
PDF, 921 KB
english, 1877
4

On the measurement of currents

Year:
1877
Language:
english
File:
PDF, 294 KB
english, 1877
5

Discussion on ¿On the measurement of currents¿

Year:
1877
Language:
english
File:
PDF, 177 KB
english, 1877
6

Earth-currents on land lines

Year:
1877
Language:
english
File:
PDF, 843 KB
english, 1877
7

The sonorous properties of electrostatic induction

Year:
1877
Language:
english
File:
PDF, 288 KB
english, 1877
9

Obituary

Year:
1877
Language:
english
File:
PDF, 367 KB
english, 1877
10

Researches on selenium

Year:
1877
Language:
english
File:
PDF, 533 KB
english, 1877
11

A new and practical application of the telephone

Year:
1877
Language:
english
File:
PDF, 876 KB
english, 1877
12

Earth-currents

Year:
1877
Language:
english
File:
PDF, 312 KB
english, 1877
13

Employment of old railway metals for telegraph poles

Year:
1877
Language:
english
File:
PDF, 164 KB
english, 1877
14

A new wire-finder

Year:
1877
Language:
english
File:
PDF, 114 KB
english, 1877
15

On the general theory of duplex telegraphy (continued)

Year:
1877
Language:
english
File:
PDF, 1.34 MB
english, 1877