Fred Goldsmith of the Chicago White Stockings shuts out the Buffalo Bisons, 11 – 0, on two hits. Chicago extends its winning streak to 13 games, to set a new National League record.

On May 27, 1880 — Fred Goldsmith of the Chicago White Stockings shuts out the Buffalo Bisons, 11 – 0, on two hits. Chicago extends its winning streak to 13 games, to set a new National League record.

Source:
Baseball Reference May 27