Image:Ábacos neperianos (M.A.N. Madrid) 01.jpg
From Wikipedia, the free encyclopedia
Size of this preview: 800 × 473 pixels
Full resolution (2,716 × 1,606 pixels, file size: 1.52 MB, MIME type: image/jpeg)
| This is a file from the Wikimedia Commons. The description on its description page there is shown below.
|
[edit] Information
| Museo Arqueológico Nacional de España, Madrid, Spain | |||
|---|---|---|---|
| Artist/Maker |
English: Unknown
Español: Desconocido
Français : Inconnu
|
||
| Description |
English: Two Napier's abacuses, and the box to keep them. Pieces are made of ivory. Box is made of palo santo and walnut wood, brass and ivory. Place of making and authorship are unknown. The group was in Spain at the 2nd quarter of the 17th century. Abacuses' models were designed by Scottish matematician John Napier (1550-1617): the so-called "Napier's bones", and a more complex one, which is a unique exemplary of its characteristics in the world.
Español: Dos ábacos neperianos, junto al estuche para guardarlos. Las piezas son de marfil. El mueble, de maderas de palosanto y nogal, latón y marfil. Se desconocen el lugar de fabricación y la autoría del conjunto, que se hallaba en España en el segundo cuarto del siglo XVII. Los modelos de los ábacos fueron diseñados por el matemático escocés John Napier (1550-1617): el conocido como "Huesos de Napier", y un segundo de mayor complejidad, único ejemplar de sus características en el mundo.
|
||
| Dimensions |
English: (Case) Height: 29.6 cm. Width: 36.9 cm. Depth: 31.7 cm.
Español: (Mueble) Altura: 29,6 cm. Anchura: 36,9 cm. Fondo: 31,7 cm.
Français : (Meuble) Hauteur: 29,6 cm. Largeur: 36,9 cm. Fond: 31,7 cm.
|
||
| Accession number | Inv. 52698 | ||
| Location |
English: Level 1, Modern Age, Collections from 16th to 19th century, room 37.
Español: Nivel 1, Edad Moderna, Colecciones del siglo XVI al XIX, sala 37.
Français : Niveau 1, Âge Moderne, Collections du XVIième au XIXième siècle, salle 37.
|
||
| References | Official website | ||
| Photographer/source | Luis García (Zaqarbal), 12–March–2008 | ||
| Other versions |
|
||
[edit] Licensing:
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 23:35, 15 March 2008 | 2,716×1,606 (1.52 MB) | Zaqarbal | (Taken by Luis García on March 12, 2008. Hereby published under GFDL & Cc-by-sa-3.0,2.5,2.0,1.0 licenses.) |
File links
The following pages on the English Wikipedia link to this file (pages on other projects are not listed):
Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
| Camera manufacturer | CEC |
|---|---|
| Camera model | DV |
| Exposure time | 1481089/16777216 sec (0.088279783725739) |
| F-number | f/3 |
| Date and time of data generation | 15:34, 12 March 2008 |
| Orientation | Normal |
| Horizontal resolution | 480 dpi |
| Vertical resolution | 480 dpi |
| Software used | Adobe Photoshop 7.0 |
| File change date and time | 21:50, 12 March 2008 |
| Y and C positioning | 2 |
| Exposure Program | Aperture priority |
| ISO speed rating | 100 |
| Exif version | 2.1 |
| Date and time of digitizing | 15:34, 12 March 2008 |
| Image compression mode | 2.0307128473427 |
| Shutter speed | 3 |
| Aperture | 3 |
| Maximum land aperture | 3 |
| Metering mode | CenterWeightedAverage |
| Light source | Unknown |
| Flash | 0 |
| Color space | sRGB |
| Related audio file | RelatedSound |
| Exposure index | 62 |
| Sensing method | One-chip color area sensor |
