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File:Flat glass lehr from 1920s.png

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Flat_glass_lehr_from_1920s.png (434 × 457 pixels, file size: 363 KB, MIME type: image/png)

Summary

Description
English: This is an image of a flat glass lear used to anneal glass at one of the Libbey-Owens companies. Continuous lehrs began being used in the United States in the 1880s, and by 1915 replaced annealing kilns to a large extent for window glass making.
Date
Source This is a cropped image from page 62 of the book "First Glass" by Arthur E. Fowle. It was published in 1924.
Author Arthur E. Fowle and Libby-Owens-Ford Glass Company

Licensing

Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Flat_glass_lehr_from_1920s.png

Captions

Flat glass lear circa early 1920s

Items portrayed in this file

depicts

1 January 1924Gregorian

image/png

File history

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Date/TimeThumbnailDimensionsUserComment
current21:44, 15 February 2024Thumbnail for version as of 21:44, 15 February 2024434 × 457 (363 KB)TwoScarsUpUploaded a work by Arthur E. Fowle and Libby-Owens-Ford Glass Company from This is a cropped image from page 62 of the book "First Glass" by Arthur E. Fowle. It was published in 1924. with UploadWizard