**&big(){【1月】} ***&underdot(red,2px){◎縄文、旧石器} ***&underdot(blue,2px){◎弥生} ***&underdot(green,2px){◎古墳} ***&underdot(red,2px){◎古代} ***&underdot(blue,2px){◎中世以降} ***&underdot(green,2px){◎通史・複数の時代} ***&underdot(red,2px){◎民俗・民族・世界} ***&underdot(blue,2px){◎美術} ***&underdot(green,2px){◎その他} **&big(){【2月】} ***&underdot(red,2px){◎縄文、旧石器} ***&underdot(blue,2px){◎弥生} ***&underdot(green,2px){◎古墳} ***&underdot(red,2px){◎古代} ***&underdot(blue,2px){◎中世以降} ***&underdot(green,2px){◎通史・複数の時代} ***&underdot(red,2px){◎民俗・民族・世界} ***&underdot(blue,2px){◎美術} ***&underdot(green,2px){◎その他} **&big(){【3月】} ***&underdot(red,2px){◎縄文、旧石器} ***&underdot(blue,2px){◎弥生} ***&underdot(green,2px){◎古墳} ***&underdot(red,2px){◎古代} ***&underdot(blue,2px){◎中世以降} ***&underdot(green,2px){◎通史・複数の時代} ***&underdot(red,2px){◎民俗・民族・世界} ***&underdot(blue,2px){◎美術} ***&underdot(green,2px){◎その他} **&big(){【4月】} ***&underdot(red,2px){◎縄文、旧石器} ***&underdot(blue,2px){◎弥生} ***&underdot(green,2px){◎古墳} ***&underdot(red,2px){◎古代} ***&underdot(blue,2px){◎中世以降} ***&underdot(green,2px){◎通史・複数の時代} ***&underdot(red,2px){◎民俗・民族・世界} ***&underdot(blue,2px){◎美術} ***&underdot(green,2px){◎その他} **&big(){【5月】} ***&underdot(red,2px){◎縄文、旧石器} ***&underdot(blue,2px){◎弥生} ***&underdot(green,2px){◎古墳} ***&underdot(red,2px){◎古代} ***&underdot(blue,2px){◎中世以降} ***&underdot(green,2px){◎通史・複数の時代} ***&underdot(red,2px){◎民俗・民族・世界} ***&underdot(blue,2px){◎美術} ***&underdot(green,2px){◎その他} **&big(){【6月】} ***&underdot(red,2px){◎縄文、旧石器} ***&underdot(blue,2px){◎弥生} ***&underdot(green,2px){◎古墳} ***&underdot(red,2px){◎古代} ***&underdot(blue,2px){◎中世以降} ***&underdot(green,2px){◎通史・複数の時代} ***&underdot(red,2px){◎民俗・民族・世界} ***&underdot(blue,2px){◎美術} ***&underdot(green,2px){◎その他}