Dave, The first reference of floor stiffiners (cleats) appeared on Ford drawings dated 3/14/1935. The cleats were released for Models 48-700, 710, 720, 730, 750, 760 & 770 at that time. On 5/9/35 cleats for model 740 were released. The coupe on ebay appears to have been made in March since it has short front fender braces(after 2/35), mid-mounted inside door handles (3/35) and no floor cleats (till mid 3/35)