Catalogued

SIMO chart

Made by: Frank Bunker Gilbreth and Lillian Moller Gilbreth
Year: 1921
Field: Management and industry
Kind: Notation
Room: Lives and events — Placed by reading its description, not yet studiedCould also hang in: Change over time

Skeleton drawing, not the original plate

21 other forms share this skeleton

Source

Attribution less certain: contested, or no single inventor recorded