Inside Digital Microfilm:
1. Login to Digital Microfilm and pull up any newspaper page
2. Right Click on a black section of the page
3. Click on Page Display Preferences
4. Click on Page Display in the menu on the left hand side
5. Under Default Layout and Zoom - change the Zoom setting

OR

Using Adobe Reader:
1. Open Adobe Reader
2. Click Edit and then Preferences
3. Click on Page Display in the menu on the left hand side
4. Under Default Layout and Zoom – change the Zoom Setting

You can also add a zoom button to the toolbar if one is not available.
 
1. Right click on an empty spot of the grey toolbar
2. Click on More Tools
3. Scroll down to Select & Zoom Toolbar section
4. Check the box for Actual Size