Zak-Atlas, of Leidsman des Reizigers : = Atlas Portatif, ou Guide du Voageur
A pocket atlas titled Zak-Atlas, of Leidsman des Reizigers, published in 1789 by Holtrop with Jan van Jagen and Hendrik Klockhoff credited, and intended for travellers as a portable guide. Its pictures are small, hand-coloured copperplate maps of the Low Countries and Denmark, with outlines and borders picked out in yellow, green and pink washes on cream paper and labelled in Dutch and French.
