It is further the intent and purpose of Section 2-5 to prohibit any officer, agent or employee of the city from becoming a member of any organization, which by its charter, rules, bylaws, practices, policy, or conduct undertakes as a body, or through its representatives, to represent its membership in any bargaining for wages, working conditions, rules of employment or otherwise, or which may as a body, or through its representatives or agents, attempt to influence local or state legislation regarding conditions of employment, wages, hours or other matters affecting their service, directly or indirectly, with the city. (Code 1941, Art. 19-6; Ord. Nos. 3392; 5364)