Martens, San Carlos, Island of Chiloé (image 38, page 25r), Conrad Martens, between 1834 and 1835
Drawings and watercolors by conard martens from the second voyage of hms beagle. Sketchbook i, with titles and numbers as in cambridge digital library, which has more info possibly better zooming option; upper and lower margins cropped; not rotated. Date: between 1834 and 1835.