The big one that is, as opposed to the other one, which isn’t small but is smaller.
Here it is in 1905-1910* on the right hand side of the picture, standing out nicely against the dark conifers behind it. You can see that it already has a very upright growth pattern rather than a spreading one. I believe that it was planted in 1893-94, when the north end of the house was completed. WWE and family were, at the time, living in New York City. The ginkgo was a commonly planted tree in Central Park and along the streets; to stretch for meaning a bit, it was a tree that signified a modern and cosmopolitan culture along with an interest in exotic botany. I wouldn’t be at all surprised if it was the first ginkgo planted in the town, though how I’d go about finding that out…
Here it is in 2013, the size has changed, but the growth pattern has not:
*I have an exact date, but like an idiot I didn’t put it into the computer…