When I sold my house, the escrow company mailed me a refund check of about $3000 on the closing. I never got that check. Guess how I found out about it, 5 years

When I sold my house, the escrow company mailed me a refund check of about $3000 on the closing. I never got that check. Guess how I found out about it, 5 years later, when I started using ledger-cli?