december 13. 13th day of month calendar date. Blackboard with piece of chalk and white alarm clock on green background. Concept of day of year time planner winter month._站酷海洛_正版图片_视频_字体_音乐素材交易平台

december 13. 13th day of month calendar date. Blackboard with piece of chalk and white alarm clock on green background. Concept of day of year time planner winter month.