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_62 (presentation_of_credentials VARCHAR, name VARCHAR)
### Question:
When did Robert G. Miner present his credentials?
### Answer:
SELECT presentation_of_credentials FROM table_name_62 WHERE name = "robert g. miner"