It looks like you’re asking for a write-up regarding Topograph 98 SE 410 and its download availability around 2021.

: Tools for importing field data, calculating traverses (poligonais), and irradiation. Earthworks & Volumes

TopoGraf 98 SE 4.10 is a powerful geographic information system (GIS) software that has been widely used for various applications, including mapping, surveying, and spatial analysis. Developed by a German company, TopoGraf 98 SE 4.10 offers a range of features and tools that enable users to work with topographic data, create detailed maps, and perform complex spatial analyses.

because of its compatibility with older project files still active in many municipalities. PREFEITURA MUNICIPAL DE SÃO ROQUE DO CANAÃ - ES Topograph 98 Se 4.10 - Mercado Livre