In most web browsers, you can zoom in and out by holding down the Ctrl key (the Cmd key in OS X) and pressing either the "+" or "-" key at the same time.
Another option is to use the mouse: hold down the Ctrl key and move the mouse scroll wheel. To return to normal size, press the Ctrl and 0 keys at the same time.
Entering estonica kogu in the SUBJECT box, the system displays all foreign-language publications in the online catalogue containing information on Estonia or persons who live / have lived in or are from Estonia, also publications prepared by such persons regardless of their publication place (estonica kogu = estonica collection). To limit your search, click the button Modify Search.
Another option is to use the subject estonica kogu in the EXTENDED SEARCH and add other necessary search terms or limits.