[PAR] [TLE] Rob Roy (dog) [SEP] Rob Roy (1922–1928) was a white male collie owned by Calvin Coolidge.  Coolidge's favorite pet, he was acquired by Grace Coolidge in 1922 after she became enamored with collies, having seen one of the breed perform in a circus.  He later lived with the family in the White House. [PAR] [TLE] Grace Coolidge [SEP] Grace Anna Goodhue Coolidge (January 3, 1879 – July 8, 1957) was the wife of the 30th President of the United States, Calvin Coolidge.  She was the First Lady from 1923 to 1929.  She graduated from the University of Vermont in 1902 with a bachelor of arts degree in teaching and joined the Clarke Schools for Hearing and Speech in Northampton, Massachusetts to teach deaf children to communicate by lip reading, rather than by signing.  She met Calvin Coolidge in 1904, and the two were married the following year.
[PAR] [TLE] Rob Roy ( dog ) [ SEP ] Rob Roy ( 1922–1928 ) was a white male collie owned by Calvin Coolidge . Coolidge 's favorite pet , he was acquired by Grace Coolidge in 1922 after she became enamored with collies , having seen one of the breed perform in a circus . He later lived with the family in the White House . [PAR] [TLE] Grace Coolidge [ SEP ] Grace Anna Goodhue Coolidge ( January 3 , 1879 – July 8 , 1957 ) was the wife of the 30th President of the United States , Calvin Coolidge . She was the First Lady from 1923 to 1929 . She graduated from the University of Vermont in 1902 with a bachelor of arts degree in teaching and joined the Clarke Schools for Hearing and Speech in Northampton , Massachusetts to teach deaf children to communicate by lip reading , rather than by signing . She met Calvin Coolidge in 1904 , and the two were married the following year .
What is the birthdate of this wife of the 30th President of the United States, whose favorite pet Rob Roy was acquired in 1922?
What is the birthdate of this wife of the 30th President of the United States , whose favorite pet Rob Roy was acquired in 1922 ?
January 3, 1879
January 3, 1879