Here are some websites to use when researching your mission. You can also conduct a google search of your mission
http://www.missionscalifornia.com/
https://factcards.califa.org/mis/mismenu.html
http://californiamissionsfoundation.org/the-california-missions/
http://www.californias-missions.org/
http://www.missionscalifornia.com/
https://factcards.califa.org/mis/mismenu.html
http://californiamissionsfoundation.org/the-california-missions/
http://www.californias-missions.org/