1. Abortion and its lesson Author(s): Herrick, O. E., author Publication: [Detroit?] : [publisher not identified], [1882?] Subject(s): Abortion, Criminal -- prevention & controlContraception, PostcoitalVaginal Douching
2. An operation for closing Douglas' cul-de-sac Author(s): Herrick, O. E., author Publication: [Cincinnati?] : [publisher not identified], [1883?] Subject(s): Douglas' Pouch -- surgeryUterine Retroversion -- surgery