From The New-York Times October 24, 1864:
… MR. PENDLETON VISITS NEW YORK.
Mr. PENDLETON, Democratic candidate for Vice-President, left Cincinnati incognito last Thursday, on a visit to the East. He was in Philadelphia yesterday, and to-morrow will reach New York, where Little MAC and he will put their heads together and exhaust all the resources of statesmanship to secure a Copperhead triumph.
According to the following, General McClellan might not have needed any more heads:
You can read the details of the anti-Democrat political cartoons at the Library of Congress: miscegenation; two-faced