File:Richard Ulram and his Perpetual Motion Machine (c. 1924).jpg

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Title: Richard Ulram de Jersey City et sa nouvelle machine perpétuelle (Keystone) : [photographie de presse] / [Agence Rol], https://gallica.bnf.fr/ark:/12148/btv1b53131433v/f1.item.zoom
Author: Agence Rol. Agence photographique
Publication date: 1924
Format: 1 photogr. nég. sur verre ; 18 x 13 cm (sup.)
Description: Référence bibliographique : Rol, 90678; Collection numérique : Photographies de l'Agence Rol; Image de presse
Rights: public domain

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	12:20, 5 August 2020		1,750 × 2,325 (1.13 MB)	TK (talk \| contribs)	More contrast.
	09:24, 5 August 2020		1,750 × 2,325 (1.14 MB)	TK (talk \| contribs)	Title: Richard Ulram de Jersey City et sa nouvelle machine perpétuelle (Keystone) : [photographie de presse] / [Agence Rol], https://gallica.bnf.fr/ark:/12148/btv1b53131433v/f1.item.zoom<br> Author: Agence Rol. Agence photographique<br> Publication date: 1924 <br> Format: 1 photogr. nég. sur verre ; 18 x 13 cm (sup.) <br> Description: Référence bibliographique : Rol, 90678; Collection numérique : Photographies de l'Agence Rol; Image de presse<br> Rights: public domain<br>