2013 San Francisco 49ers season - Wikipedia
Michael Crabtree of San Francisco 49ers has surgery for torn Achilles - ESPN
Michael Crabtree set to return today! - Niners Nation
Crabtree Achilles injury a big issue for 49ers, especially Kaepernick
Was Michael Crabtree's left foot injury a new injury or a preexisting condition? - Niners Nation
San Francisco 49ers wideout Michael Crabtree resumes practice – The Mercury News
49ers All-Decade: Which stars make the cut? – Daily Democrat
49ers roster, 90-in-90 breakdowns: Michael Crabtree - Niners Nation
49ers Roster, 90-in-90 breakdowns: Michael Crabtree - Niners Nation