English: The Paraguayan fortress of Humaita on the river Paraguay, an its surroundings, 1868
Date
(?)
Source
Own work. Base map by George Thompson, f.p. 1869, checked against his text and the map by E.C. Jourdan, Atlas Historico da Guerra da Paraguay (1871) and Louis I. Schneider, Der Krieg der Triple-Allianz, vol. 2 (1873).
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.