Daily Calendar for Thursday, July 17, 2025

Florida formally ceded by Spain to the U.S.– 1821
First photo taken of star other than Sun (Vega), Harvard College Observatory– 1850
U.S. National Cemetery Act passed– 1862
In Boston, Massachusetts, the Harvard School of Dental Medicine established as the first university-based dental school in the U.S.– 1867
Disneyland Park opened in Anaheim, California– 1955
Contact with Surveyor 4 lost 2.5 minutes before Moon touchdown– 1967
U.S. Apollo 18 and U.S.S.R. Soyuz 19 docked with each other in space marking the first such link-up between spacecrafts from the two nations– 1975
Maiden flight of B-2 stealth bomber– 1989
Two triple plays were made by the Minnesota Twins in a game against the Boston Red Sox. The Red Sox won 1-0– 1990
Last 400 Woolworth’s department stores closed– 1997
Tsunami in Indonesia– 2006