Description Algeria, Alger, Algiers, in shell grit, collected 1920, ex coll. J. Trausel. Image by Joop Trausel and Frans SliekerAuthor Joop Trausel and Frans Slieker· JPG file - 39.43 kB - 270 x 383 pixels
Extra information Camera Maker: Canon Camera Model: Canon EOS 300D DIGITAL Image Title: Alvania algeriana
(Monterosato,1877) Original Time Taken: 2010:10:22 14:43:33 Time Digitized: 2010:10:22 14:43:33 Shutter Speed: 1/13 sec Aperture: f/16 ISO Sensitivity: 100 Exposure Compensation: -1.33 EV Metering Mode: Pattern Flash Fired: No Flash Original Width: 270 pixels Original Height: 383 pixels Orientation: 1: Horizontal (normal) White Balance: 1 Focal Length: 50 mm Focal Length Equivalent in 35mm Film: 625.7165914056