Dump

from:

http://totalrecall.wordpress.com/2008/09/03/automating-export-of-firefox-3-bookmarks-and-history-from-command-linecron/

you need sqlite3

script:

cd /where/the/firefox/history/is/located
cp places.sqlite places1.sqlite
sqlite3 'places1.sqlite' <<!
.dump html
.output firedump.html
select url,title from firedump;
!

find where it is on your system with

find ./ -name places.sqlite