Image:Lowell blink comparator.jpg

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[edit] Summary

Description

Blink comparator at Lowell Observatory used in the discovery of Pluto.

Source
Date

8/16/05

Author

Taken by Pretzelpaws with a Casio Exilim EX-Z750 camera. Cropped 8/16/05 using the GIMP.

Permission

see below

[edit] Licensing

GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
Subject to disclaimers.

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