Although the borders appeared the same on some of the maps (the 1855 version was similar to the 1915's and from 1938 to 1945 showed the parallel border lines), the maps showed different geographical names. This matter happened due to the proliferation and integration of regions within the Municipality and Regency. The maps from 1855 to 2001 showed that administrative borders of the regions and geographical names examined before were bound to change, mainly on district names. On the other hand, the administrative borders were first emerging in a map issued in 1938. The existence of Magelang Municipality physically has been found since the region belonged to Kedu Residency. Selain itu, beberapa instansi pemerintah di Indonesia masih ada yang. The existing maps published during the colonialism era and post-Independence Day (1945) can be beneficial to locate the development of regional boundaries and as a resource of multitemporal geographical names. Desain lembar peta RBI skala 1:5000 dan skala yang lebih besar belum distandarkan dengan Standar Nasional Indonesia (SNI). We applied the descriptive qualitative method in this research. The multitemporal geographical names data are later to be employed to assist the analysis of regional dynamic. Army Map Service (AMS) (printed in 1945), the Indonesian official topographic maps (Peta Rupabumi Indonesia-RBI) dated 2001, the Google Maps 2018, and the OpenStreetMaps 2018 are altogether utilized in studying the geographical names dynamic of both Magelang Municipality and Magelang Regency. The historical map collection of the Royal Tropical Institute in the Library of Map Leiden University (Maps of Magelang from 1855, 1915, 1938, 1940), the topographic map of the U.S. The objectives of this research are : 1) analyse the multitemporal maps as the source of geographical names dynamic inside an area 2) interpret data of dynamic geographical names obtained to be the basis of regional boundaries alteration. However, the regional borders that have previously been determined are now open to modifications over time. The boundaries that spread throughout a region have the characteristic of constraining both juridically and legally-formal up to its social aspects. Geographical names belong to the cultural heritage and could help identify the development of human's civilization.
One of the maps' layer is geographical names. Maps is a valuable tool for the geographer to do geographical research.