File:A refracting terrestrial telescope with an achromatic objective lens was used for daytime observations. (1c53d95a-1dd8-b71b-0ba3-ebb5c41cdeaf).JPG

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Summary[edit]

English: Telescope
Photographer
English: NPS Photo
Title
English: Telescope
Publisher
English: U.S. National Park Service
Description
English:

A metallic, refracting telescope on a red backdrop.

A refracting terrestrial telescope with an achromatic objective lens was used for daytime observations.

  • Keywords: navigation; telescope; instrument; william clark; meriwether lewis; articles
Depicted place
English: Lewis and Clark National Historical Park
Date Taken on 13 April 2017
Accession number
Source
English: NPGallery
Permission
(Reusing this file)
Public domain This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information.
NPS Unit Code
InfoField
LEWI
Album(s)
InfoField
English: Navigational Instruments

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Date/TimeThumbnailDimensionsUserComment
current21:32, 10 May 2024Thumbnail for version as of 21:32, 10 May 20244,272 × 2,848 (3.27 MB)BMacZeroBot (talk | contribs)Batch upload (Commons:Batch uploading/NPGallery)

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