These files are made for use on a high resolution computer monitor, not a phone.

Click on any cover to
bring up that issue to view.
A special Facebook page will
appear with the issue you desire.

When the Facebook image of the magazine appears, you can use the left and right arrows to move through the pages. On a Macintosh, you can hold down the control key, while using your mouse to zoom in to any portion of the screen to make it larger. I would assume that there is a similar command on a Windows computer.