Calendar-1.10-1.5-9.jar is a release file of the Minecraft mod Calendar API, made for Minecraft 1.10. It was published on June 26, 2016 and is 0 MB in size. For the full description, screenshots and every other version, visit the Calendar API mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.