Betty Smith is actually several authors.
# 1. Betty Smith (Betty Wehner Smith), 1896-1972, wrote A Tree Grows in Brooklyn, Joy in the Morning, Maggie Now, and Tomorrow Will Be Better.
# 2. Smith, Betty, 1916-, Jesus books (LC|nb2012007773, NTA|072298553)
# 3. (UK, b. 1929) wrote Ghosts of Warwickshire.
# 4. Betty Smith, 1907- The Jack Russell or Working Terrier ;
# 6. please identify
