India Intra et Extra Gangem

1720

Copper engraving on paper

Print size: 13 x 15.5 in (33 x 39.5 cm)
Sheet size: 15.75 x 20.75 in (40 x 52.5 cm)

Weigel’s rare 1720 synthesis of Ptolemaic nomenclature and modern topography - a richly detailed and intellectually ambitious mapping of India and Southeast Asia, complete with the magnificent war-elephant cartouche

This rare and intellectually ambitious engraving of 1720, India Intra et Extra Gangem, is among the most distinctive cartographic works produced by Johann Christoph Weigel for his Descriptio Orbis Antiqui. Conceived as a deliberate re-engagement with classical geography, the map presents India and Southeast Asia according to the updated political and topographical knowledge of the early eighteenth century, yet retains the ancient second-century nomenclature drawn from Claudius Ptolemy’s Geographia. The result is a sophisticated hybrid map in which the subcontinent, the Ganges basin, Burma, Laos, Cambodia and Vietnam are rendered with modern outlines, while the ancient Ptolemaic place names reassert an older intellectual lineage.

Weigel sought to overcome the principal challenge that confronted post-Renaissance editors of Ptolemy: how to reconcile the rapidly advancing geographical sciences with the revered but antiquated formulations of the classical world. Earlier Ptolemaic atlases of the sixteenth and seventeenth centuries tended to reproduce the original maps, whose distortions — particularly for Asia — no longer bore resemblance to contemporary knowledge. In contrast, Weigel’s objective was novel: to preserve Ptolemy’s geographical terminology while modernising the physical shape of the lands themselves. His India Intra et Extra Gangem embodies this programme with exceptional clarity.

The Ganges rightly occupies the centre of the composition, dividing India on the west from Southeast Asia on the east. Ancient toponyms — such as Taprobana for Sri Lanka, Sinus Magnus for the Gulf of Tonkin, and numerous classical regional names across Indo-China — coexist with recognisable eighteenth-century coastlines and river systems. Yet this synthesis also exposes the limits of early modern knowledge. The apocryphal Lake Chiamay, placed east of the Ganges and north of Burma, features prominently. Long believed to be the fountainhead of the Irrawaddy, Chao Phraya, Dharla and even the Brahmaputra, the lake had appeared in European maps since the sixteenth century, perhaps encouraged by Portuguese geographic speculation and later discussed by the explorer Sven Hedin. Though entirely mythical, its inclusion demonstrates how tenaciously Europe’s cosmographic imaginations lingered — Lake Chiamay finally disappeared from maps only in the 1760s.

The map is crowned by one of Weigel’s most elaborate decorative cartouches: a dramatic war scene in which a fully armoured war-elephant supports a wooden battle-tower crowded with archers, while infantry clash on the ground below and fresh forces advance in the distance. This martial imagery, engraved with great vitality, is characteristic of Nuremberg’s baroque aesthetic and lends the sheet an added visual grandeur.

The present map was published as part of Weigel’s Descriptio Orbis Antiqui, of which approximately thirty copies are recorded in OCLC. Only eight institutional copies of this specific map are known, underscoring its substantial rarity and desirability among collectors of classical geography, early Southeast Asia, and baroque German cartography.

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