Bar chart in 1786: History · 366

In reports, ads and assignments it fits comparing a handful of categories at one time. Skip it when too many categories, 3-D extrusion, or dual-axis tricks. This page gathers anatomy, fit, craft, failure modes and work / ads / school recipes for Bar chart. When the story is: comparing a handful of categories at one time.

Skip it in cases like: too many categories, 3-D extrusion, or dual-axis tricks. William Playfair, Commercial and Political Atlas, 1786 length of rectangles on one baseline Yes if one claim is visible at a glance in Meta, Google and retail print; otherwise link to a full figure. Yes for lab reports and poster boards if axes, units and a source line are present.

Excel or Google Sheets or PowerPoint; export SVG/PDF. Do not rely on hue alone. Label directly and check greyscale. Bar chart: honour length of rectangles on one baseline, and switch when too many categories, 3-D extrusion, or dual-axis tricks. The core mark of Bar chart is length of rectangles on one baseline.