Bill Malarkey of the Pacific Coast League’s Oakland Oaks allows no hits for nine innings before being touched for a single in the 10th against San Francisco. The game ends in a scoreless tie because of a time limit.

On May 21, 1912 — Bill Malarkey of the Pacific Coast League’s Oakland Oaks allows no hits for nine innings before being touched for a single in the 10th against San Francisco. The game ends in a scoreless tie because of a time limit.

Source:
Baseball Reference May 21