Topographical map 1: 25 000 — Edition State (1981-1989) N-33-123-B-b Berlin-Buchholz

The topographical maps, referred to as the issuing State (AS), were primarily for military purposes and carried the classification level of Confidential classified information. In scale 1: There were 25,000 output variants: TK=topographic maps and TSP=topographic city maps.本数据集所收录的地形图由AS国（发行国）发行，其主要用于军事用途，且密级为机密。在比例尺1的规格下，该数据集共包含25000种输出变体，分为两类：TK（topographic maps，地形图）与TSP（topographic city maps，城市地形图）。