Der ratsyonalizaṭor Yitshoḳ Feṭner.
Series: Biblioṭeḳ fun shlagler un ratsyonalizatorn ;; nr. 3
Publisher: Yidish bukh
Published: 1953
Place of publication: Ṿarshe
Language: yid
Number of pages: 68
Subjects: Fetner, Icchok.