Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Statistical Yearbook of Iran 1352 (March 1973–March 1974) (PDF), Statistical Center of Iran, June 1976, Chapter IXL: Politics, Table 11: Members of the 2nd Shahrestan Councils by Affiliation to Political Parties and Administrative Divisions, 1351, p. 510 – via The Iran Social Science Data Portal
Statistical Yearbook of Iran 1352 (March 1973–March 1974) (PDF), Statistical Center of Iran, June 1976, Chapter IXL: Politics, Table 13: Members of the Regional Educational Councils by Affiliation to Political Parties, 1351, pp. 513–514 – via The Iran Social Science Data Portal