By Year

Two centuries of learning how people use things.

Every reference in the library in chronological order — from Weber’s ratios in 1834 to the Hook Model in 2014 — with the year each was established.

Guide pages are dated to the work that established the practice.

1700s

1790s

1800s

1830s

1880s

1890s

1900s

1900s

1910s

1920s

1930s

1940s

1950s

1960s

1970s

1980s

1990s

2000s

2000s

2010s