Click (or Tap, on a mobile device) the image on this page to open another view of the picture, this one can be Zoomed in to see high-resolution detail in the photo. On the Zoomable view:

• When viewing a Zoomed-in subset of the photo, you can drag the photo using a mouse, or finger on a touch screen.
• Click (or Tap) the image to zoom, or use the plus sign + control at the bottom of the window.
• Use the minus sign - control at the bottom of the window to Zoom out.
• The other controls at the bottom of the window allow you to move the image in any of 4 directions, to reset the view to see the whole photo (Zoom out fully), or to choose full-screen mode.