Might be some tips in these that you haven't thought of yet.
links
http://www.gunsandammo.com/ammo/how-to-store-ammo/
http://www.gunvault.com/blog/tips-for-properly-storing-ammo/?fdx_switcher=mobile
long term storage
http://willowhavenoutdoor.com/general-survival/long-term-ammo-storage/
Do's and don't.
http://www.survivopedia.com/ammo-stockpile/ __________________
links
http://www.gunsandammo.com/ammo/how-to-store-ammo/
http://www.gunvault.com/blog/tips-for-properly-storing-ammo/?fdx_switcher=mobile
long term storage
http://willowhavenoutdoor.com/general-survival/long-term-ammo-storage/
Do's and don't.
http://www.survivopedia.com/ammo-stockpile/ __________________