File:Saturn V Q2 Report - J2 Engine electrolytic erosion.ogv

Saturn_V_Q2_Report_-_J2_Engine_electrolytic_erosion.ogv (file size: 2.94 MB, MIME type: application/ogg)

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Summary

Description

English: Electrical discharge machining^[1] was used in the manufacturing of the J-2 rocket engine. This video demonstrates the process.

Date

May 1963

Source

NASA MSFC Saturn V Quarterly Report 2 The public domain film was transferred to DVD by Spacecraft Films and published as an appendix to their The Mighty Saturns: Saturn V 3 DVD collectors edition, copyright 2009[1]. The transfer of the quarterly reports to digital format is itself not copyrightable because there was no creative component introduced. See en:Wikipedia:Public_domain#Derived_works_and_restorations_of_works_in_the_public_domain.

Author

NASA MSFC

Permission
(Reusing this file)

	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[2] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [3] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [4] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

Licensing

	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[5] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [6] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [7] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

References

↑ Bilstein, Roger E. (1999) Stages to Saturn: A Technological History of the Apollo/Saturn Launch Vehicle (NASA-SP4206), DIANE Publishing, p. 145

File history

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	Date/Time	Dimensions	User	Comment
current	02:20, 24 February 2011	(2.94 MB)	wikimediacommons>Ke4roh	Add a little at the beginning.

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Electrical discharge machining

[1] Bilstein, Roger E. (1999) Stages to Saturn: A Technological History of the Apollo/Saturn Launch Vehicle (NASA-SP4206), DIANE Publishing, p. 145

[1]

File:Saturn V Q2 Report - J2 Engine electrolytic erosion.ogv

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May 1963

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File:Saturn V Q2 Report - J2 Engine electrolytic erosion.ogv

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