1874
ID: 996
Helmholtz Institute established in Berlin for experimental psychology and physics research
ID: 996
1874
ID: 997
National Anti-Compulsory Vaccination Reporter journal founded
ID: 997
1874
ID: 998
Georg Cantor begins development of set theory and theory of infinite sets
ID: 998
1874
ID: 2351
U.S. Bankruptcy Act amended - allows compositions with creditors, 50% can bind all if court approves
ID: 2351
1874
ID: 4466
Willgodt Odhner perfects pinwheel calculator in Russia - his design manufactured worldwide, 500,000+ units made
ID: 4466
1874
ID: 4585
Max Planck enters University of Munich at age 16 - studies physics under Philipp von Jolly who advises against physics career
ID: 4585
1874
ID: 5709
Synthetic vanillin first produced from pine bark - now 99% of vanilla flavoring is artificial
ID: 5709