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	Date/Time	Thumbnail	Dimensions	User	Comment
current	03:48, 30 September 2022		690 × 386 (153 KB)	commons>Shyamal	{{Information \|Description=Impersonal micrometer \|Source=J.A. Repsold Zur Geschichte der astronomischen Messwerkzeugen von 1830 bis um 1900. 1914:Leipzig. - Brenni, Paolo (1996). "19th century French scientific instrument makers. XI. The Brunners and Paul Gautier" (PDF). Bulletin of the Scientific Instrument Society (49): 3–8. \|Date=1914 \|Author=Unknown \|Permission={{pd-old}} \|other_versions= }}

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