That is an important theorem in geometry: if two lines intersect to form adjacent congruent angles, then the lines are perpendicular. Those congruent angles would be right angâ¦les.
Williams later became chief surgeon of the Freedmenâs Hospital. Daniel Hale Williams III was born on January 18, 1856, in Hollidaysburg, Pennsylvania, to Sarah Price Williams and Daniel Hale Williams II. The couple had several children, with the elder Daniel H. Williams inheriting a barber business.
The music for Taps was adapted by Union General Daniel Butterfield for his brigade (Third Brigade, First Division, Fifth Army Corps, Army of the Potomac) in July, 1862. Daniel Adams Butterfield (31 October 1831-17 July 1901) was born in Utica, New York and graduated from Union College at Schenectady.