1 במאי 1981
Series: La-masbir
Publisher: ha-Histadrut ha-kelalit shel ha-ʻovdim be-Erets-Yiśraʼel
Published: 1981
Place of publication: Tel Aviv
Language: heb
Number of pages: 16
Subjects: Labor movement; Socialism; May Day (Labor holiday)
Other titles: 1 be-Mai 1981; Eḥad be-Mai 1981
Notes: Cover title.