Political Demonstrations in Haifa, 1920s-40s

Twenty seven photos documenting demonstrations and political events in Haifa, 1920s-40s.
Photos documenting demonstrations for the illegal immigration; a panoramic photo (consisting of four photos) of May 1 parade in Hapoel grounds, 1935; demonstrations and conferences celebrating May 1, 1930s; construction of "Beit HaPo'alim" building, 1926-27; demonstrations against the "White Book", late 1930s, and more. 6X8.5 cm to 14X22 cm. Conditions vary, glue marks and tears (were probably used for preparation of a book).