175 years ago today - Dec 18, 1836

[Brigham Young Jr.] Born 18 December 1836 in Kirtland, Ohio, to Brigham Young and Mary Ann Angell, Brigham Young, Jr., was a twin; his sister Mary died at age seven.

[Source: Utah History Encyclopedia: Brigham Young Jr., http://www.media.utah.edu/UHE/y/YOUNG%2CBRIGHAM-JR.html]