The image shows a drawing of a line with the text "The horizontal, or ground-line, is the line A, C, D" written on it.
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The image shows a drawing of a line with the text "The horizontal, or ground-line, is the line A, C, D" written on it. The line is drawn in a straight line with a point at the end and a line at the top, and the text is written in a bold font. The background of the image is a light blue color.
