פותח שער
Subtitle: ʻal Hilkhot Nidah u-ṭevilah
By: Shalom Friedman
Publisher: Sh. Friedman
Published: 1984
Place of publication: London
Language: heb
Number of pages: 236
Subjects: Ritual Purity; Judaism; Mikveh
Other titles: Poteʼaḥ shaʻar