Long Keeping longkeeping.com · Reading room
Essay · 1891 · age 35

Electric Discharge in Vacuum Tubes

by Nikola Tesla

Kept from en.wikisource.org · 1 file · 85 KBCall number TES E1891.04

Provenance

Source
en.wikisource.org
Retrieved
1 October 2026
Source terms (summary)
Wikisource: text under CC BY-SA; terms of use apply
Rights
Public domainTesla's own text, as far as the record shows: its edition and notes name no translator or editor.Basis: author death year 1943, under a life-plus-70-years rule, as of 2026; other rules, such as the United States publication-date rules, are not assessed.
Formats
HTML
Fingerprint
3290be17a7e3510c5035aa85ad90b8ecbe1355b0b1d3ddba0aed9fd3ee7454e0sha256 of the file (64 characters). Any change to the file changes this code.
Cite as
Nikola Tesla, Electric Discharge in Vacuum Tubes (1891). Long Keeping, call number TES E1891.04. https://longkeeping.com/nikola-tesla/electric-discharge-in-vacuum-tubes/
Unchanged since collected At the last check, on 2 October 2026, all 903 originals, this work's file among them, matched the fingerprints recorded when they were collected. Each copy is re-checked by hand once a year; there is no automatic alert yet.

Notes on this copy

  • #9Saved from Wikisource without a pinned revision number; the revision is recorded inside the file itself.

Original

wikisource_Electric_Discharge_in_Vacuum_Tubes.html

Open reading copy 83 KBExact filePublic domain

Files

First pass, not a clearance.

Links inside these saved pages were written for the site they were saved from; some lead nowhere here.

FileFormatSizeSourcesha256Label
wikisource_Electric_Discharge_in_Vacuum_Tubes.html exact filemain HTML 85 KB en.wikisource.org 3290be17a7e3510c5035aa85ad90b8ecbe1355b0b1d3ddba0aed9fd3ee7454e0 Public domainTesla's own text, as far as the record shows: its edition and notes name no translator or editor.Basis: author death year 1943, under a life-plus-70-years rule, as of 2026; other rules, such as the United States publication-date rules, are not assessed.Licence: CC BY-SA 4.0 (another site). Attribution: Wikisource contributors (another site).This is Wikisource's licence for its own contributions to this saved page, such as layout and notes. The work's text is labelled public domain, as this file's label shows.