File:Mercury barometer - Pariser Maasz - Germany - 19th century.jpg

DescriptionMercury barometer - Pariser Maasz - Germany - 19th century.jpg	English: Historic mercury barometer, heirloom from Ohligs, North Rhine-Westphalia, Germany, 19th century. Top scale states 'Barometer / Pariser Maasz (old German style: Maaſs)'. i.e. 'Parisian Scale' and artisan's name 'verfertigt Peter Franken' (manufactured by Peter Franken). Lid of lower casing raised to enable view of mercury receptacle and wooden stopper at the upturned end of the glass tube. Height without hook: 950 mm. Deutsch: Historischer Quecksilberbarometer, Erbstück aus Ohligs, Deutschland, 19tes Jahrhundert. Oben Skaleninschrift 'Barometer / Pariser Maaſs (neudeutsche Schreibweise: Maaß, Maasz)' sowie darunter 'verfertigt Peter Franken'. Deckel des unteren Kastens angehoben mit Blick auf den Quecksilberbehälter mitsamt Holzstopfen. Es befinden sich nur noch Quecksilberreste im unteren Behälter. Gesamthöhe ohne Haken: 950 mm.
Date	26 May 2020
Source	Own work
Author	Franz van Duns
Taken with InfoField	This photo was taken with Sony ILCE-7RM4
Taken with InfoField	This photo was taken with Sony FE 90mm F2.8 Macro G OSS

Camera location	51° 28′ 40.8″ N, 7° 33′ 18″ E	View this and other nearby images on: OpenStreetMap	51.478000; 7.555000

This picture won the 4 place in the Photo challenge Sensors in May 2020.

Quality image This image has been assessed using the Quality image guidelines and is considered a Quality image. العربية ∙ جازايرية ∙ беларуская ∙ беларуская (тарашкевіца) ∙ български ∙ বাংলা ∙ català ∙ čeština ∙ Cymraeg ∙ Deutsch ∙ Schweizer Hochdeutsch ∙ Zazaki ∙ Ελληνικά ∙ English ∙ Esperanto ∙ español ∙ eesti ∙ euskara ∙ فارسی ∙ suomi ∙ français ∙ galego ∙ עברית ∙ हिन्दी ∙ hrvatski ∙ magyar ∙ հայերեն ∙ Bahasa Indonesia ∙ italiano ∙ 日本語 ∙ Jawa ∙ ქართული ∙ 한국어 ∙ kurdî ∙ Lëtzebuergesch ∙ lietuvių ∙ македонски ∙ മലയാളം ∙ मराठी ∙ Bahasa Melayu ∙ Nederlands ∙ Norfuk / Pitkern ∙ polski ∙ português ∙ português do Brasil ∙ rumantsch ∙ română ∙ русский ∙ sicilianu ∙ slovenčina ∙ slovenščina ∙ shqip ∙ српски / srpski ∙ svenska ∙ தமிழ் ∙ తెలుగు ∙ ไทย ∙ Tagalog ∙ toki pona ∙ Türkçe ∙ українська ∙ vèneto ∙ Tiếng Việt ∙ 中文 ∙ 中文（简体） ∙ 中文（繁體） ∙ +/−

en: Historic mercury barometer.

• Description 'Barometer / Pariser Maasz (old German style: Maaſs)'. i.e. 'Parisian Scale' on upper scale.
• The height of the mercury column is measured in inches. The scale comprises a range covering a column height of 26 3/12 inch up to 29 3/12 inch.
• Artisan's name: 'verfertigt Peter Franken' (manufactured by Peter Franken).
• 19th century according to local museum (see external link below).
• Rear board: conifer with numerous woodworm holes.
• Lid of lower casing raised to enable view of mercury receptacle and wooden stopper at the upturned end of the glass tube. Only residual mercury content.
• Height without hook: 950 mm, max. width: 112 mm. Height of glass tube: 882 mm.
• Heirloom from grandparents.
• Location: Originally Ohligs, Germany, now Aplerbeck, Dortmund, Germany, both North Rhine-Westphalia.
• Taken in May 2020.

See below for technical details concerning the "making of" this image.

de: Historischer Quecksilberbarometer.

• Oben Skaleninschrift 'Barometer / Pariser Maaſs (neudeutsche Schreibweise: Maaß, Maasz)'.
• Die Höhe der Quecksilbersäule ist in Zoll angegeben. Die Skala umfasst einen Bereich von 26 3/12 Zoll bis 29 3/12 Zoll.
• Darunter Herstellerangabe 'verfertigt Peter Franken'.
• Gebaut im 19. Jahrhundert gemäß Städtisches Hellweg-Museum Geseke (link s.u.).
• Holzbrett von zahlreichen Holzwurmgängen durchbohrt.
• Deckel des Kastens am unteren Ende angehoben, um den Blick auf den Quecksilberbehälter mitsamt Holzstopfen frei zu geben. Es befinden sich nur noch Quecksilberreste im unteren Behälter.
• Gesamthöhe ohne Haken: 950 mm, größte Breite: 112 mm. Höhe des Glaskolbens: 882 mm.
• Erbstück von den Großeltern aus Ohligs, Deutschland. Jetzt Aplerbeck, Dortmund, Deutschland. Beide Orte in NRW.
• Aufgenommen in Mai 2020.

Technische Daten zum Bild: siehe nachfolgende Beschreibung im englischer Sprache.

• Vertical panorama.
• [1] Camera: Sony Alpha 7RIV, 61 Mpixels, sensor size 9904x6336.
• [2] Lens: Sony FE 90mm F2.8 Macro G OSS.
• [3] Scope: 2 images, portrait mode.
• [4] Camera / lens settings: manual mode, electronic shutter, ISO 1600, 1/4s, aperture 11.0, bias (=exposure compensation) 0.00, WB (white balance) 5200K, colour space 'Adobe RGB'.
• [5] PANORAMA recording: camera attached to sturdy tripod, took two images with camera in portrait position vertically overlapping by approx. 60%, self timer 5s, images stored both as JPG and 16-bit 'sRGB' RAW (.ARW).
• [6] Adobe Lightroom: (a) imported both 16-bit 'sRGB' RAW files (b) Applied preset 002 (Presence+Sharp+NoiseRed) (c) --- (d) --- (e) exported as TIFF/16bit, retaining 'sRGB' colour profile.
• [7] Intermediate processing: NONE.
• [8] Adobe Photoshop: (a) imported and combined both TIFF/16bit images, explicitly preserving embedded colour space 'sRGB'; upper and lower images fused together by Adobe Photoshop panorama (i.e. image stitching) function → result flawless. (b) mask:NO (c) tone curve:NO (d) removed sensor specks and visible specks of dust (e) enhanced sharpness:YES (f) crop: 4,318×12,954 pixels (g) exported as JPG max. quality file with embedded 'sRGB' colour profile.
• [9] Dimensions: Height without hook: 950 mm.
• [10] Wiki Commons categorisation: 'Category:Mercury barometers'.

• Wikipedia en: Mercury barometers
• Wikipedia de: Quecksilberbarometer

External link (in German), depicts an almost identical build of mercury barometer: https://westfalen.museum-digital.de/index.php?t=objekt&oges=5443:

• Textauszug: "Es handelt sich um ein Quecksilberbarometer. Es hat eine Skala aus Papier der Art "Pariser Maasz". Die Skala befindet sich hinter Glas am oberen Ende des Barometers. ... Die Glasröhre ist unten von einem Holzkasten umschlossen, in dem sich das offene Ende der Glasröhre befindet. ... Hergestellt: 19. Jahrhundert."
• Abbreviated translation: Mercury barometer, paper scale 'Pariser Maasz' (Parisian Scale), ..., lower, open end of glass tube enclosed within box. Manufactured in the 19th century.

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