The A. C Gilbert co Erector ad $9.00 Gilbert division of Gabriel ind. Inc ad November 29, 1968 $7.00 Fisher price toys ad November, 1968 $4.00 Johnson smith co May 1932 $9.00 Ric a jig ad 1967 $12.00 Standard doll co ad 1975 $5.00 Toy Manufacturers of the U S A ad June 7, 1954 $5.00 Parker wire goods co ad June 1931 $5.00 F W Woolworth co ad November, 1951 $12.00 Mini appliance ad December 1967 $4.00 United states steel ad December 16, 1961 $4.00 Crowell publishing co ad October 1933 $4.00 Caterpillar tractor co ad 1944 $12.00 Caterpillar tractor co ad April 7 1945 $12.00 Caterpillar tractor co ad January 5, 1946 $12.00 International Harvester company ad September 5, 1931 $12.00 Ferguson Tractor ad May 15, 1956 $12.00 Ferguson Tractor ad April 1, 1957 $12.00 International Trucks ad March 24, 1945 $12.00 International Harvestor co ad December 29, 1945 $12.00