This is an image map. You will need to move your mouse over the township area that you are interested in, hold the shift key down and click the left mouse button. This will bring up the Save As dialog box. Many (but not all) townships have Section details. To find out if the township you're interested in has Section details you will need to go to the Zone Map Table. The Section details are indicated by _## (underscore Section number) following the township number in the file name.
Note: There are no Zone Maps for the following townships: 024, 154, 155. Rancho 201A's file is named 201_R.
To download the images:
Locate the Township that you want, hold the shift key down and click the left mouse button. This will bring up the Save As dialog box, and you can save your file.