(57) Abstract Topic The address of the historic site where it is related to the study entry of each unit andIt to be possible to grasp the generation area of historical incident simply, studyImprovement of efficiency is assured. Solutions In study field and the political economy regarding history SekiThe field which it does the unit pages 1 which in each every facing pages to unit are converted and, singleFrom header 1of a original pages 1 to outside the foldout 2 which is openedIt possesses. For each facing pages of unit pages 1, for that times using and othersDemonstration field such as the instrument which the re te is 13 or history of that times it to be possible,Thing is stated with news format the current events decoding field 14 where providing and othersThe re te it is. In foldout 2, header 1of a unit pages 1Historical map 20 is published by the surface 2b which is opened to outside the ri,ru. In this historical map 20, metropolis and districts name, metropolis and districts agency placeOther than residence name or metropole name etc, address of historic site andName 21 of generation area of historical incident, these historic sites orWith the page digit of the unit which is studied concerning historical incident, red descriptionIt is displayed by.
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