Section 502(a) of the Act requires that the bond of each ``person'' handling ``funds or other property'' who must be bonded be fixed ``at the beginning of the organization's fiscal year * * * in an amount not less than 10 percentum of the funds handled by him and his predecessor or predecessors, if any, during the preceding fiscal year, but in no case more than $500,000.'' If there is no preceding fiscal year, the amount of each required bond is set at not less than $1,000 for local labor organizations and at not less than $10,000 for other labor organizations or for trusts in which a labor organization is interested.