It is in one of the chimneys on top of Thomas Edison's house (9 o'clock, 1877 AD). To reach it, start the "horseless carriage" at far left and ride it across to the tree.
Well, First of all you need to go to 1887 AD. Then go left till you see a tractor. Click on the target behind the back wheel. Then hop on. When the tractor stops, jump on the tree stem. Jump up about...
It is in the second chimney on Thomas Edison's house at 1877 AD. Start up the newfangled motorcar at the far left by pressing the button on the back. It will drive across to the tree, where you can...