[MBN016002] Technical Note, 1882-1884
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Title
[MBN016002] Technical Note, 1882-1884
Editor's Notes
image 1; clean graph of lamp lifetimes, note that 100 lamps made, all cracked inside parts. image 2: "cost of transmission of 640 amperes (max) average condition at 4 volts per 1000 ft drop A Three Wire Block. 8000 ft the limit with standard dynamo-32 volt drop $1375 anual cost of 640 amps- $2.15 per amp per annum cost of transmission through feeder" [with graph]. Image 3 is graph of unknown quantities attributed to major railroads (maybe dividends or other stock-related quantity). Image 4; graph of Edison Electric Co stock (June 89)
Author
Date
1882-1884
Type
Folder/Volume ID
MBN016-F
Microfilm ID
91:729
Document ID
MBN016002
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University