F. L. Ch. Keller. Stuttgart, F. G. Schulz, s.d. [ca. 1810].
A rare and charming portable globe: it consists of 6 pieces of printed paper which can be unfolded and assembled by means of a set of strings, thus forming a globe of 17.5 cm in circumference.
Preserved in the publisher's green paper flap case, including on the inner sides a printed description of the celestial vault, and an explanatory note on how to unfold the globe.