Brewster’s works include:
- The Angel and the Star: A Two-Part Christmas Cantata for Use in Church Services (Dayton, Ohio: Lorenz Publishing Company, 1917)
- Heirs of Liberty, a Peace Celebration for Children’s Day. (New York: Lorenz Publishing Company, 1919)
- A Christmas Candle: A Christmas Program of Song and Story (Dayton, Ohio: Lorenz Publishing Company, about 1924)
- When Santa Missed the Christmas Road (New York: Tullar-Meredith Company, 1930)
- Snowbound on Christmas Eve: A Christmas Play, 1934
- Jesus Loves Me: Children’s Day Pageant for Younger Children (New York: Tullar-Meredith Company, 1946)