喜入久高書翰（小松清廉宛）
Shimazu Collection - Historiographical Institute, The University of Tokyo
本田弥右衛門書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
本田親雄書翰（税所篤宛）
Shimazu Collection - Historiographical Institute, The University of Tokyo
大久保家蔵本田親雄書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
酒井十之丞（忠温）書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
桂右衛門書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
桂久武書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
桂久武書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
桂家文書之内桂久武書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
谷村小吉等書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
吉井幸輔書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
桂家文書之内吉井友実書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
吉井友実書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
大久保家蔵吉井友実書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
寺嶋陶蔵（宗則）書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
黒田了介等書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
黒田清隆書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
岩下方平書翰集
Shimazu Collection - Historiographical Institute, The University of Tokyo
桂家文書之内岩下方平書翰
Shimazu Collection - Historiographical Institute, The University of Tokyo
岩下方平書翰（西郷隆盛宛）
Shimazu Collection - Historiographical Institute, The University of Tokyo
