Because sitting in the bottom of that little vault was a gray metal box, the kind with a handle on top, wrapped in three layers of plastic and sealed with electrical tape all the way around.
I lifted it out and set it in the grass. Josh and Megan came across the yard, and Josh cut the tape with his pocketknife. Inside the box, dry as the day it went in, were envelopes. Dozens of them, stacked in three bundles with rubber bands.
Every envelope held a United States Savings Bond.
Megan started going through them right there on her knees. Every bundle had a name. Kevin Barker. Lisa Barker. Tommy Barker. The first bonds were dated 1972. There was one for each child almost every month, clear up to the fall of 1979. And on top of the bundles was a note on a torn piece of lined paper. For college. All three of you. Dad.
Josh remembered the name Barker from the closing papers. The house had been in that family a long time before it came to them.
I did not know the Barkers, but my wife did. She grew up in Milton. That night she told me Roy Barker worked at the glass factory in town, and he was killed in an accident on the job in the fall of 1979. His widow raised three kids alone on what she could make at the grocery. Money was tight in that house. Everybody knew it.
So the three of them went to work straight out of high school. There was never any talk of college. There was no money for it.
Only there was. It was out under the back lawn the whole time.
Megan found Lisa first, through the church. Lisa is sixty now and works the front desk at a doctor office in Huntington. Megan asked her to come by, and to bring her brothers if she could.
All three came. Kevin drives a truck. Tommy runs a small engine repair shop. Lisa said their daddy never trusted banks. His own father lost everything in 1933 and never got over it. Their mother told them for forty years that Roy would have sent them to college if he had lived, and she never knew he already had.
Kevin just kept turning one envelope over and over in his big hands.
Here is the thing about those old bonds. They still pay. Megan helped them do the paperwork with the Treasury, and after fifty years of interest they added up to a good deal more than Roy ever put in.
Lisa told us that when she was a girl she wanted to be a nurse. She never got the chance. This fall her granddaughter started nursing school at Marshall, and her grandmother wrote every check.
I finished the sprinklers. The lawn looks good. We left that little vault right where Roy put it, and Josh set a flat stone on top where the mower rolls over it.
Eighteen years trenching yards. That is the first one I ever dug that had a father still looking after his kids.