This article focuses on military handbooks from the first half of the 17th century placed in the collections of the Military History Institute Prague. In the introduction, it summarises the history and structure of the collection of early printed books in the library under study. After that, it characterises the set of the handbooks i.a. in terms of their topic, the language and the publisher’s provenance, as well as format. Its main aim is to analyse the frontispieces and engraved title pages of these publications with regard to the iconographic motifs that are usually depicted on them. The final part of the work outlines the possibilities of using the frontispieces and engraved title pages of the studied publications as iconographic sources in historiography and it places the title illustrations of the military handbooks in a wider context.