Shell X 100 Motor Oil 1951 Ad. $11.00 Shell X 100 Motor Oil Ad $11.00 Shell X 100 Motor Oil Ad $11.00 Shell X 100 Motor Oil Ad $11.00 Shell X 100 Motor Oil 1952 Ad $11.00 Shell X 100 Motor Oil 1952 Ad. $11.00 Shell X 100 Motor Oil 1952 Ad $11.00 Shell X 100 Motor Oil Ad. $11.00 Shell X 100 Motor Oil Ad $11.00 Shell X 100 Motor Oil Ad $11.00 Shell X 100 Motor Oil Ad $11.00 Shell X 100 Motor Oil 1952 Ad $11.00 Shell Research 1953 Ad. $11.00 Shell Research 1953 Ad $15.00 Shell Chemical Corporation 1955 Ad $9.00 Shell Industrial Products 1958 Ad $9.00 Shell Industrial Products 1958 Ad $9.00 Shell Industrial Products 1958 Ad $9.00 Sears Catalog 1938 Ad. $9.00 Texaco Havoline Motor Oil 1954 Ad $9.00