in a fog

• Click on the Desktop to make sure that the Finder is the active application and Desktop is selected.
• Choose View > Show View Options.
• The default type size is 12 points. Use the Text size pop-up menu to select a larger type size. You can choose from 11 point (smaller) to 16 point (bigger).

You can resize the font in a Finder windows, too. Just open the Finder window before changing the text size in the View Options dialog. Finders organizational options are accessed in the same way.

This is an OS X tip that is easily found by googling. Just want a copy here.
—-
In order for finder to show “hidden” file, those with a name starting with a “.” (dot or period).

In a command line terminal type:
defaults write com.apple.finder AppleShowAllFiles TRUE
killall Finder

When you now open a finder window, you’ll see all the files in their respective directories. Getting back to standard files is the obvious inverse.