INVESTMENT OF FUNDS 123 ment of any part of either principal or interest of any funded debt authorized to be contracted by it, and whose net funded indebtedness does not exceed 10 per cent of the valuation of its tax able property, to be ascertained by the last pre ceding valuation for assessment of taxes, will be received at 75 per cent of their market value, such market value not to be considered as ex ceeding par. No deposit of bonds for less than one thousand dollars will be accepted, nor will fractions of a thousand be received.” 27 In 1913 bonds in the group marked (b) were made acceptable up to their market value pro vided it was not above par value; and bonds in group (c), for cities having a census population of over 30,000, were made acceptable up to 90 per cent of their market value instead of only to 75 per cent as formerly. If the market value is above par they are acceptable only up to par. A fourth class of securities was designated at this time which are acceptable up to 75 per cent of 27 This minimum of $1,000 worked a hardship on banks in small places having fourth class post offices; and for banks in such places the minimum was later reduced to $500. Since July 1, 1913, the minimum initial deposit of bonds required from banks has been $5,000 in a place with a first class post office, $1,000 in a place with a second or third class post office, and $500 in a place with a fourth class post office. Regulations for the Guidance of Qualified Banks and Others, Effective July 1, 1913, p. 4.