Among the wide range of historical sources for mobility available for studies of pre-modern era, historians usually rely on travelogues, sets of letters, books of friendship and similar „ego-ducuments“, on travel accounts, and less frequently so far, when discussing a specific travel experience, on „pragmatic“ sources: maps, travel manuals and guide books and apodemics. This page will provide general typological oveview and present outcomes of advanced studies on selected groups of them analyzed during the current project: travel manuals, postal maps and books of friendship.