Universal Donor:
Plumbing Chart
Universal Donor:
macmini
Universal Donor:
humormatrix
Universal Donor:
dice outcome chart
Universal Donor:
dice outcomes chart - simple
Universal Donor:
soda chart
Universal Donor:
Myers- Briggs Chart
Universal Donor:
human migrations
Universal Donor:
Indo-European Language Tree
Universal Donor:
Runway Incursion
Universal Donor:
HS Sex Network Diagram
Universal Donor:
emotional relationships as represented in genograms
Universal Donor:
munsell solid cutaway
Universal Donor:
munsell solid
Universal Donor:
Ishihara Color Blindness test
Universal Donor:
RCA Indian Head Test Pattern
Universal Donor:
Geological Time Spiral Graphic