File:Blinds patent John Hampson of New Orleans 1841 diagram.png

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	23:10, 28 July 2024		869 × 1,305 (379 KB)	Infrogmation	Uploaded a work by John Hampson from 1841 US patent via https://patents.google.com/patent/US2223 with UploadWizard

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Date and time of data generation	18:06, 28 July 2024
Date and time of digitizing	18:06, 28 July 2024
File change date and time	18:06, 28 July 2024
Software used	Photos 4.0
Horizontal resolution	28.35 dpc
Vertical resolution	28.35 dpc