OPINION — AG — 19 O.S. 1963 Supp., 180.47 [19-180.47], RESTRICTS THE AMOUNT TO BE REIMBURSED FOR TRAVEL EXPENSES TO ACTUAL EXPENSES, NOT TO EXCEED TEN CENTS PER MILE. THE METHOD OF TRAVEL IS NOT SPECIFIED BY THE STATUTE, AND THEREFORE ANY REASONABLE METHOD, INCLUDING AN AIRPLANE, MAY BE USED. (JOSEPH MUSKRAT)