Whenever an association, created under this Subchapter, shall purchase the business of another association or person, it may pay for the same in whole or in part by issuing to the selling association or persons shares of its capital stock to an amount which at par value would equal the fair market value of the business so purchased, and in such case the transfer to the association of such business at such valuation shall be equivalent to payment in cash for ?the shares of stock so issued. (1915, c. 144, s. 10; C.S., s. 5252.)