Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_79 (propulsion VARCHAR, year VARCHAR, name VARCHAR)
### Question:
What is the propulsion for the RB 04 earlier than 1962?
### Answer:
SELECT propulsion FROM table_name_79 WHERE year < 1962 AND name = "rb 04"