The requirements of a fee and registering as provided herein shall not apply to:
(a) A duly authorized solicitor soliciting the sale of goods or wares for or on behalf of any recognized educational, civic, religious or charitable organization.
(b) Agents or salesmen of wholesale houses or firms selling or offering to sell their wares or merchandise by sample to merchants in the Village, nor to farmers selling or offering for sale the products of their own farms.