# (Michael) (George) (Mulhall) returned 17 hits

**Georg**von Mayr in 1877 cite[S. 78]{vonMayr:1877} for first use]

**Georg**von Mayr in 1874 cite[Fig. XIX]{vonMayr:1874} for first use]

1

Pictogram, used to represent data by icons proportional to a number

Category:
Statistics & Graphics

2

The USA Today color weather map begins an era of color information graphics in newspapers. Shortly, colorful visual graphics become widespread.

Category:
Cartography

3

Mosaic display developed as a visual analysis tool for log-linear models (beginning general methods for visualizing categorical data)

Category:
Statistics & Graphics

4

Beginnings of the general extension of graphical methods to categorical (frequency) data

Category:
Statistics & Graphics

5

Fisheye view: an idea to provide focus and greater detail in areas of interest of a large amount of information, while retaining the surrounding context in much less detail

Category:
Other

6

An increasing number of scientific publications begin to contain graphs and diagrams which describe, but do not analyze, natural phenomena (magnetic variation, weather, tides, etc.)

Category:
Other

7

Graphical analysis of natural phenomena begins to appear on a regular basis in scientific publications, particularly in England. For example, in 1832, Faraday proposes pictorial representation of electric and magnetic lines of force.

Category:
Statistics & Graphics

8

First visual representation of statistical data: variations in determination of longitude between Toledo and Rome

Category:
Statistics & Graphics

9

Suggestion for displaying five variables by means of movements on a CRT

Category:
Technology

10

Trigonometric tables (published 1596 posthumously)

Category:
Statistics & Graphics

11

First use of proportional, divided square in the modern (mosaic) form for data representation

Category:
Statistics & Graphics

12

First use of polar diagrams and star plots for data representation

Category:
Statistics & Graphics

13

Two-variable color map (showing the joint distribution of horses (red, vertical bars) and cattle (green, horizontal bars) in Bavaria, widths of bars $sim$ animals/km$^2$)

Category:
Statistics & Graphics

14

First classed depiction of population density on a world map (using three broad classes in a dasymetric map)

Category:
Cartography

15

Irregular polygon ("star plot'') to represent multivariate data (with vertices at equally spaced intervals, distance from center proportional to the value of a variable) [but see **Georg** von Mayr in 1877 cite[S. 78]{vonMayr:1877} for first use]

Category:
Statistics & Graphics

16

Color-coded bivariate matrix to represent two intervally measured variables in a single map (Urban Atlas series)[but see **Georg** von Mayr in 1874 cite[Fig. XIX]{vonMayr:1874} for first use]

Category:
Statistics & Graphics

17

Pictograms to represent a series of numbers by icons (combining concepts of the bar graph and pictogram of varying size)

Category:
Statistics & Graphics